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Finding the Fourth Proportional to 532,849.61, 735,323.76 and 291,126.98

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Solution

The fourth proportional to 532,849.61, 735,323.76 and 291,126.98 is: 401,750.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,849.61 : 735,323.76 = 291,126.98 : x
  2. Step 2: Convert to fraction form
    532,849.61/735,323.76 = 291,126.98/x
  3. Step 3: Cross multiply
    532,849.61x = 735,323.76 × 291,126.98
  4. Step 4: Simplify right side
    532,849.61x = 214,072,581,894.43
  5. Step 5: Solve for x
    x = 214,072,581,894.43/532,849.61
  6. Step 6: Final answer
    x = 401,750.47

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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.