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Finding the Fourth Proportional to 460,668.84, 635,697.24 and 253,930.52

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Solution

The fourth proportional to 460,668.84, 635,697.24 and 253,930.52 is: 350,409.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,668.84 : 635,697.24 = 253,930.52 : x
  2. Step 2: Convert to fraction form
    460,668.84/635,697.24 = 253,930.52/x
  3. Step 3: Cross multiply
    460,668.84x = 635,697.24 × 253,930.52
  4. Step 4: Simplify right side
    460,668.84x = 161,422,930,715.77
  5. Step 5: Solve for x
    x = 161,422,930,715.77/460,668.84
  6. Step 6: Final answer
    x = 350,409.92

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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.