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Finding the Fourth Proportional to 655,350.59, 904,326.20 and 364,940.22

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Solution

The fourth proportional to 655,350.59, 904,326.20 and 364,940.22 is: 503,585.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,350.59 : 904,326.20 = 364,940.22 : x
  2. Step 2: Convert to fraction form
    655,350.59/904,326.20 = 364,940.22/x
  3. Step 3: Cross multiply
    655,350.59x = 904,326.20 × 364,940.22
  4. Step 4: Simplify right side
    655,350.59x = 330,025,000,555.06
  5. Step 5: Solve for x
    x = 330,025,000,555.06/655,350.59
  6. Step 6: Final answer
    x = 503,585.42

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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.