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Finding the Fourth Proportional to 535,655.17, 802,922.10 and 180,546.45

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Solution

The fourth proportional to 535,655.17, 802,922.10 and 180,546.45 is: 270,630.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,655.17 : 802,922.10 = 180,546.45 : x
  2. Step 2: Convert to fraction form
    535,655.17/802,922.10 = 180,546.45/x
  3. Step 3: Cross multiply
    535,655.17x = 802,922.10 × 180,546.45
  4. Step 4: Simplify right side
    535,655.17x = 144,964,734,781.55
  5. Step 5: Solve for x
    x = 144,964,734,781.55/535,655.17
  6. Step 6: Final answer
    x = 270,630.70

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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.