Home / 1,124,570.60-1,686,855.90-325,878.20

Finding the Fourth Proportional to 1,124,570.60, 1,686,855.90 and 325,878.20

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Solution

The fourth proportional to 1,124,570.60, 1,686,855.90 and 325,878.20 is: 488,817.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,124,570.60 : 1,686,855.90 = 325,878.20 : x
  2. Step 2: Convert to fraction form
    1,124,570.60/1,686,855.90 = 325,878.20/x
  3. Step 3: Cross multiply
    1,124,570.60x = 1,686,855.90 × 325,878.20
  4. Step 4: Simplify right side
    1,124,570.60x = 549,709,564,351.38
  5. Step 5: Solve for x
    x = 549,709,564,351.38/1,124,570.60
  6. Step 6: Final answer
    x = 488,817.30

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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.