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Finding the Fourth Proportional to 535,236.63, 802,854.94 and 180,220.92

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Solution

The fourth proportional to 535,236.63, 802,854.94 and 180,220.92 is: 270,331.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,236.63 : 802,854.94 = 180,220.92 : x
  2. Step 2: Convert to fraction form
    535,236.63/802,854.94 = 180,220.92/x
  3. Step 3: Cross multiply
    535,236.63x = 802,854.94 × 180,220.92
  4. Step 4: Simplify right side
    535,236.63x = 144,691,255,913.35
  5. Step 5: Solve for x
    x = 144,691,255,913.35/535,236.63
  6. Step 6: Final answer
    x = 270,331.38

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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.