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Finding the Fourth Proportional to 576,196.08, 864,294.10 and 155,471.94

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Solution

The fourth proportional to 576,196.08, 864,294.10 and 155,471.94 is: 233,207.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,196.08 : 864,294.10 = 155,471.94 : x
  2. Step 2: Convert to fraction form
    576,196.08/864,294.10 = 155,471.94/x
  3. Step 3: Cross multiply
    576,196.08x = 864,294.10 × 155,471.94
  4. Step 4: Simplify right side
    576,196.08x = 134,373,480,457.55
  5. Step 5: Solve for x
    x = 134,373,480,457.55/576,196.08
  6. Step 6: Final answer
    x = 233,207.90

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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.