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Finding the Fourth Proportional to 533,997.30, 801,127.19 and 160,020.30

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Solution

The fourth proportional to 533,997.30, 801,127.19 and 160,020.30 is: 240,069.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,997.30 : 801,127.19 = 160,020.30 : x
  2. Step 2: Convert to fraction form
    533,997.30/801,127.19 = 160,020.30/x
  3. Step 3: Cross multiply
    533,997.30x = 801,127.19 × 160,020.30
  4. Step 4: Simplify right side
    533,997.30x = 128,196,613,281.96
  5. Step 5: Solve for x
    x = 128,196,613,281.96/533,997.30
  6. Step 6: Final answer
    x = 240,069.78

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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.