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Finding the Fourth Proportional to 460,092.47, 690,279.53 and 235,611.81

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Solution

The fourth proportional to 460,092.47, 690,279.53 and 235,611.81 is: 353,489.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,092.47 : 690,279.53 = 235,611.81 : x
  2. Step 2: Convert to fraction form
    460,092.47/690,279.53 = 235,611.81/x
  3. Step 3: Cross multiply
    460,092.47x = 690,279.53 × 235,611.81
  4. Step 4: Simplify right side
    460,092.47x = 162,638,008,291.19
  5. Step 5: Solve for x
    x = 162,638,008,291.19/460,092.47
  6. Step 6: Final answer
    x = 353,489.83

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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.