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Finding the Fourth Proportional to 466,054.65, 643,149.32 and 262,105.52

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Solution

The fourth proportional to 466,054.65, 643,149.32 and 262,105.52 is: 361,702.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,054.65 : 643,149.32 = 262,105.52 : x
  2. Step 2: Convert to fraction form
    466,054.65/643,149.32 = 262,105.52/x
  3. Step 3: Cross multiply
    466,054.65x = 643,149.32 × 262,105.52
  4. Step 4: Simplify right side
    466,054.65x = 168,572,982,429.97
  5. Step 5: Solve for x
    x = 168,572,982,429.97/466,054.65
  6. Step 6: Final answer
    x = 361,702.18

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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.