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Finding the Fourth Proportional to 663,175.88, 995,010.12 and 460,665.28

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Solution

The fourth proportional to 663,175.88, 995,010.12 and 460,665.28 is: 691,169.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    663,175.88 : 995,010.12 = 460,665.28 : x
  2. Step 2: Convert to fraction form
    663,175.88/995,010.12 = 460,665.28/x
  3. Step 3: Cross multiply
    663,175.88x = 995,010.12 × 460,665.28
  4. Step 4: Simplify right side
    663,175.88x = 458,366,615,532.63
  5. Step 5: Solve for x
    x = 458,366,615,532.63/663,175.88
  6. Step 6: Final answer
    x = 691,169.01

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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.