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Finding the Fourth Proportional to 588,758.64, 812,440.60 and 334,109.83

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Solution

The fourth proportional to 588,758.64, 812,440.60 and 334,109.83 is: 461,045.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,758.64 : 812,440.60 = 334,109.83 : x
  2. Step 2: Convert to fraction form
    588,758.64/812,440.60 = 334,109.83/x
  3. Step 3: Cross multiply
    588,758.64x = 812,440.60 × 334,109.83
  4. Step 4: Simplify right side
    588,758.64x = 271,444,386,688.90
  5. Step 5: Solve for x
    x = 271,444,386,688.90/588,758.64
  6. Step 6: Final answer
    x = 461,045.27

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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.