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Finding the Fourth Proportional to 675,635.62, 932,362.76 and 369,710.78

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Solution

The fourth proportional to 675,635.62, 932,362.76 and 369,710.78 is: 510,193.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,635.62 : 932,362.76 = 369,710.78 : x
  2. Step 2: Convert to fraction form
    675,635.62/932,362.76 = 369,710.78/x
  3. Step 3: Cross multiply
    675,635.62x = 932,362.76 × 369,710.78
  4. Step 4: Simplify right side
    675,635.62x = 344,704,563,242.55
  5. Step 5: Solve for x
    x = 344,704,563,242.55/675,635.62
  6. Step 6: Final answer
    x = 510,193.00

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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.