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Finding the Fourth Proportional to 588,967.39, 812,752.85 and 359,907.69

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Solution

The fourth proportional to 588,967.39, 812,752.85 and 359,907.69 is: 496,659.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,967.39 : 812,752.85 = 359,907.69 : x
  2. Step 2: Convert to fraction form
    588,967.39/812,752.85 = 359,907.69/x
  3. Step 3: Cross multiply
    588,967.39x = 812,752.85 × 359,907.69
  4. Step 4: Simplify right side
    588,967.39x = 292,516,000,784.42
  5. Step 5: Solve for x
    x = 292,516,000,784.42/588,967.39
  6. Step 6: Final answer
    x = 496,659.08

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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.