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Finding the Fourth Proportional to 535,234.63, 802,851.94 and 180,218.92

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Solution

The fourth proportional to 535,234.63, 802,851.94 and 180,218.92 is: 270,328.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,234.63 : 802,851.94 = 180,218.92 : x
  2. Step 2: Convert to fraction form
    535,234.63/802,851.94 = 180,218.92/x
  3. Step 3: Cross multiply
    535,234.63x = 802,851.94 × 180,218.92
  4. Step 4: Simplify right side
    535,234.63x = 144,689,109,546.71
  5. Step 5: Solve for x
    x = 144,689,109,546.71/535,234.63
  6. Step 6: Final answer
    x = 270,328.38

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Similar ratio
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1.5x scale

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.