Home / 883,427.60-1,325,141.40-292,451.60

Finding the Fourth Proportional to 883,427.60, 1,325,141.40 and 292,451.60

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Solution

The fourth proportional to 883,427.60, 1,325,141.40 and 292,451.60 is: 438,677.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,427.60 : 1,325,141.40 = 292,451.60 : x
  2. Step 2: Convert to fraction form
    883,427.60/1,325,141.40 = 292,451.60/x
  3. Step 3: Cross multiply
    883,427.60x = 1,325,141.40 × 292,451.60
  4. Step 4: Simplify right side
    883,427.60x = 387,539,722,656.24
  5. Step 5: Solve for x
    x = 387,539,722,656.24/883,427.60
  6. Step 6: Final answer
    x = 438,677.40

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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.