Home / 508,108.20-762,457.46-227,625.45

Finding the Fourth Proportional to 508,108.20, 762,457.46 and 227,625.45

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Solution

The fourth proportional to 508,108.20, 762,457.46 and 227,625.45 is: 341,570.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,108.20 : 762,457.46 = 227,625.45 : x
  2. Step 2: Convert to fraction form
    508,108.20/762,457.46 = 227,625.45/x
  3. Step 3: Cross multiply
    508,108.20x = 762,457.46 × 227,625.45
  4. Step 4: Simplify right side
    508,108.20x = 173,554,722,438.36
  5. Step 5: Solve for x
    x = 173,554,722,438.36/508,108.20
  6. Step 6: Final answer
    x = 341,570.40

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Double scale
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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.