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Finding the Fourth Proportional to 527,950.04, 729,172.43 and 357,888.92

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Solution

The fourth proportional to 527,950.04, 729,172.43 and 357,888.92 is: 494,294.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,950.04 : 729,172.43 = 357,888.92 : x
  2. Step 2: Convert to fraction form
    527,950.04/729,172.43 = 357,888.92/x
  3. Step 3: Cross multiply
    527,950.04x = 729,172.43 × 357,888.92
  4. Step 4: Simplify right side
    527,950.04x = 260,962,729,373.25
  5. Step 5: Solve for x
    x = 260,962,729,373.25/527,950.04
  6. Step 6: Final answer
    x = 494,294.37

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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.