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Finding the Fourth Proportional to 460,472.59, 635,442.60 and 256,523.23

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Solution

The fourth proportional to 460,472.59, 635,442.60 and 256,523.23 is: 353,996.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,472.59 : 635,442.60 = 256,523.23 : x
  2. Step 2: Convert to fraction form
    460,472.59/635,442.60 = 256,523.23/x
  3. Step 3: Cross multiply
    460,472.59x = 635,442.60 × 256,523.23
  4. Step 4: Simplify right side
    460,472.59x = 163,005,788,231.60
  5. Step 5: Solve for x
    x = 163,005,788,231.60/460,472.59
  6. Step 6: Final answer
    x = 353,996.72

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1.5x scale

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.