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Finding the Fourth Proportional to 441,026.52, 661,695.30 and 160,572.12

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Solution

The fourth proportional to 441,026.52, 661,695.30 and 160,572.12 is: 240,914.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,026.52 : 661,695.30 = 160,572.12 : x
  2. Step 2: Convert to fraction form
    441,026.52/661,695.30 = 160,572.12/x
  3. Step 3: Cross multiply
    441,026.52x = 661,695.30 × 160,572.12
  4. Step 4: Simplify right side
    441,026.52x = 106,249,817,115.04
  5. Step 5: Solve for x
    x = 106,249,817,115.04/441,026.52
  6. Step 6: Final answer
    x = 240,914.80

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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.