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Finding the Fourth Proportional to 359,150.10, 538,069.05 and 292,227.90

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Solution

The fourth proportional to 359,150.10, 538,069.05 and 292,227.90 is: 437,808.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,150.10 : 538,069.05 = 292,227.90 : x
  2. Step 2: Convert to fraction form
    359,150.10/538,069.05 = 292,227.90/x
  3. Step 3: Cross multiply
    359,150.10x = 538,069.05 × 292,227.90
  4. Step 4: Simplify right side
    359,150.10x = 157,238,788,536.50
  5. Step 5: Solve for x
    x = 157,238,788,536.50/359,150.10
  6. Step 6: Final answer
    x = 437,808.00

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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.