Home / 1,124,594.60-1,686,891.90-325,902.20

Finding the Fourth Proportional to 1,124,594.60, 1,686,891.90 and 325,902.20

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Solution

The fourth proportional to 1,124,594.60, 1,686,891.90 and 325,902.20 is: 488,853.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,124,594.60 : 1,686,891.90 = 325,902.20 : x
  2. Step 2: Convert to fraction form
    1,124,594.60/1,686,891.90 = 325,902.20/x
  3. Step 3: Cross multiply
    1,124,594.60x = 1,686,891.90 × 325,902.20
  4. Step 4: Simplify right side
    1,124,594.60x = 549,761,781,372.18
  5. Step 5: Solve for x
    x = 549,761,781,372.18/1,124,594.60
  6. Step 6: Final answer
    x = 488,853.30

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.