Home / 508,107.02-762,259.35-153,103.46

Finding the Fourth Proportional to 508,107.02, 762,259.35 and 153,103.46

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Solution

The fourth proportional to 508,107.02, 762,259.35 and 153,103.46 is: 229,684.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,107.02 : 762,259.35 = 153,103.46 : x
  2. Step 2: Convert to fraction form
    508,107.02/762,259.35 = 153,103.46/x
  3. Step 3: Cross multiply
    508,107.02x = 762,259.35 × 153,103.46
  4. Step 4: Simplify right side
    508,107.02x = 116,704,543,902.35
  5. Step 5: Solve for x
    x = 116,704,543,902.35/508,107.02
  6. Step 6: Final answer
    x = 229,684.97

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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.