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Finding the Fourth Proportional to 482,695.71, 666,124.67 and 267,855.77

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Solution

The fourth proportional to 482,695.71, 666,124.67 and 267,855.77 is: 369,643.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,695.71 : 666,124.67 = 267,855.77 : x
  2. Step 2: Convert to fraction form
    482,695.71/666,124.67 = 267,855.77/x
  3. Step 3: Cross multiply
    482,695.71x = 666,124.67 × 267,855.77
  4. Step 4: Simplify right side
    482,695.71x = 178,425,333,737.86
  5. Step 5: Solve for x
    x = 178,425,333,737.86/482,695.71
  6. Step 6: Final answer
    x = 369,643.50

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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.