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Finding the Fourth Proportional to 655,613.08, 904,773.96 and 365,224.30

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Solution

The fourth proportional to 655,613.08, 904,773.96 and 365,224.30 is: 504,025.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,613.08 : 904,773.96 = 365,224.30 : x
  2. Step 2: Convert to fraction form
    655,613.08/904,773.96 = 365,224.30/x
  3. Step 3: Cross multiply
    655,613.08x = 904,773.96 × 365,224.30
  4. Step 4: Simplify right side
    655,613.08x = 330,445,436,199.23
  5. Step 5: Solve for x
    x = 330,445,436,199.23/655,613.08
  6. Step 6: Final answer
    x = 504,025.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.