Home / 433,788.98-649,551.65-349,086.47

Finding the Fourth Proportional to 433,788.98, 649,551.65 and 349,086.47

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Solution

The fourth proportional to 433,788.98, 649,551.65 and 349,086.47 is: 522,718.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,788.98 : 649,551.65 = 349,086.47 : x
  2. Step 2: Convert to fraction form
    433,788.98/649,551.65 = 349,086.47/x
  3. Step 3: Cross multiply
    433,788.98x = 649,551.65 × 349,086.47
  4. Step 4: Simplify right side
    433,788.98x = 226,749,687,587.99
  5. Step 5: Solve for x
    x = 226,749,687,587.99/433,788.98
  6. Step 6: Final answer
    x = 522,718.88

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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.