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Finding the Fourth Proportional to 588,278.60, 880,344.30 and 538,512.20

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Solution

The fourth proportional to 588,278.60, 880,344.30 and 538,512.20 is: 805,870.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,278.60 : 880,344.30 = 538,512.20 : x
  2. Step 2: Convert to fraction form
    588,278.60/880,344.30 = 538,512.20/x
  3. Step 3: Cross multiply
    588,278.60x = 880,344.30 × 538,512.20
  4. Step 4: Simplify right side
    588,278.60x = 474,076,145,750.46
  5. Step 5: Solve for x
    x = 474,076,145,750.46/588,278.60
  6. Step 6: Final answer
    x = 805,870.12

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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.