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Finding the Fourth Proportional to 473,934.76, 654,042.53 and 283,058.26

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Solution

The fourth proportional to 473,934.76, 654,042.53 and 283,058.26 is: 390,627.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,934.76 : 654,042.53 = 283,058.26 : x
  2. Step 2: Convert to fraction form
    473,934.76/654,042.53 = 283,058.26/x
  3. Step 3: Cross multiply
    473,934.76x = 654,042.53 × 283,058.26
  4. Step 4: Simplify right side
    473,934.76x = 185,132,140,507.80
  5. Step 5: Solve for x
    x = 185,132,140,507.80/473,934.76
  6. Step 6: Final answer
    x = 390,627.90

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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.