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Finding the Fourth Proportional to 535,397.52, 803,170.38 and 180,513.02

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Solution

The fourth proportional to 535,397.52, 803,170.38 and 180,513.02 is: 270,794.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,397.52 : 803,170.38 = 180,513.02 : x
  2. Step 2: Convert to fraction form
    535,397.52/803,170.38 = 180,513.02/x
  3. Step 3: Cross multiply
    535,397.52x = 803,170.38 × 180,513.02
  4. Step 4: Simplify right side
    535,397.52x = 144,982,710,868.35
  5. Step 5: Solve for x
    x = 144,982,710,868.35/535,397.52
  6. Step 6: Final answer
    x = 270,794.51

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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.