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Finding the Fourth Proportional to 495,920.48, 743,600.73 and 453,602.03

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Solution

The fourth proportional to 495,920.48, 743,600.73 and 453,602.03 is: 680,146.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,920.48 : 743,600.73 = 453,602.03 : x
  2. Step 2: Convert to fraction form
    495,920.48/743,600.73 = 453,602.03/x
  3. Step 3: Cross multiply
    495,920.48x = 743,600.73 × 453,602.03
  4. Step 4: Simplify right side
    495,920.48x = 337,298,800,637.48
  5. Step 5: Solve for x
    x = 337,298,800,637.48/495,920.48
  6. Step 6: Final answer
    x = 680,146.95

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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.