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Finding the Fourth Proportional to 576,073.40, 864,110.10 and 202,134.20

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Solution

The fourth proportional to 576,073.40, 864,110.10 and 202,134.20 is: 303,201.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,073.40 : 864,110.10 = 202,134.20 : x
  2. Step 2: Convert to fraction form
    576,073.40/864,110.10 = 202,134.20/x
  3. Step 3: Cross multiply
    576,073.40x = 864,110.10 × 202,134.20
  4. Step 4: Simplify right side
    576,073.40x = 174,666,203,775.42
  5. Step 5: Solve for x
    x = 174,666,203,775.42/576,073.40
  6. Step 6: Final answer
    x = 303,201.30

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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.