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Finding the Fourth Proportional to 588,279.60, 880,345.80 and 538,513.20

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Solution

The fourth proportional to 588,279.60, 880,345.80 and 538,513.20 is: 805,871.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,279.60 : 880,345.80 = 538,513.20 : x
  2. Step 2: Convert to fraction form
    588,279.60/880,345.80 = 538,513.20/x
  3. Step 3: Cross multiply
    588,279.60x = 880,345.80 × 538,513.20
  4. Step 4: Simplify right side
    588,279.60x = 474,077,833,864.56
  5. Step 5: Solve for x
    x = 474,077,833,864.56/588,279.60
  6. Step 6: Final answer
    x = 805,871.62

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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.