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Finding the Fourth Proportional to 423,937.98, 585,027.86 and 232,947.27

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Solution

The fourth proportional to 423,937.98, 585,027.86 and 232,947.27 is: 321,463.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,937.98 : 585,027.86 = 232,947.27 : x
  2. Step 2: Convert to fraction form
    423,937.98/585,027.86 = 232,947.27/x
  3. Step 3: Cross multiply
    423,937.98x = 585,027.86 × 232,947.27
  4. Step 4: Simplify right side
    423,937.98x = 136,280,641,696.21
  5. Step 5: Solve for x
    x = 136,280,641,696.21/423,937.98
  6. Step 6: Final answer
    x = 321,463.63

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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.