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Finding the Fourth Proportional to 635,514.64, 951,813.96 and 368,613.16

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Solution

The fourth proportional to 635,514.64, 951,813.96 and 368,613.16 is: 552,074.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,514.64 : 951,813.96 = 368,613.16 : x
  2. Step 2: Convert to fraction form
    635,514.64/951,813.96 = 368,613.16/x
  3. Step 3: Cross multiply
    635,514.64x = 951,813.96 × 368,613.16
  4. Step 4: Simplify right side
    635,514.64x = 350,851,151,527.71
  5. Step 5: Solve for x
    x = 350,851,151,527.71/635,514.64
  6. Step 6: Final answer
    x = 552,074.07

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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.