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Finding the Fourth Proportional to 460,465.59, 635,432.94 and 256,516.23

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Solution

The fourth proportional to 460,465.59, 635,432.94 and 256,516.23 is: 353,987.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,465.59 : 635,432.94 = 256,516.23 : x
  2. Step 2: Convert to fraction form
    460,465.59/635,432.94 = 256,516.23/x
  3. Step 3: Cross multiply
    460,465.59x = 635,432.94 × 256,516.23
  4. Step 4: Simplify right side
    460,465.59x = 162,998,862,186.62
  5. Step 5: Solve for x
    x = 162,998,862,186.62/460,465.59
  6. Step 6: Final answer
    x = 353,987.06

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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.