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Finding the Fourth Proportional to 688,758.50, 950,057.84 and 473,524.90

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Solution

The fourth proportional to 688,758.50, 950,057.84 and 473,524.90 is: 653,169.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    688,758.50 : 950,057.84 = 473,524.90 : x
  2. Step 2: Convert to fraction form
    688,758.50/950,057.84 = 473,524.90/x
  3. Step 3: Cross multiply
    688,758.50x = 950,057.84 × 473,524.90
  4. Step 4: Simplify right side
    688,758.50x = 449,876,043,680.22
  5. Step 5: Solve for x
    x = 449,876,043,680.22/688,758.50
  6. Step 6: Final answer
    x = 653,169.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.