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Finding the Fourth Proportional to 364,961.71, 547,494.92 and 112,263.52

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Solution

The fourth proportional to 364,961.71, 547,494.92 and 112,263.52 is: 168,411.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,961.71 : 547,494.92 = 112,263.52 : x
  2. Step 2: Convert to fraction form
    364,961.71/547,494.92 = 112,263.52/x
  3. Step 3: Cross multiply
    364,961.71x = 547,494.92 × 112,263.52
  4. Step 4: Simplify right side
    364,961.71x = 61,463,706,901.32
  5. Step 5: Solve for x
    x = 61,463,706,901.32/364,961.71
  6. Step 6: Final answer
    x = 168,411.38

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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.