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Finding the Fourth Proportional to 577,267.10, 865,900.65 and 177,872.30

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Solution

The fourth proportional to 577,267.10, 865,900.65 and 177,872.30 is: 266,808.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,267.10 : 865,900.65 = 177,872.30 : x
  2. Step 2: Convert to fraction form
    577,267.10/865,900.65 = 177,872.30/x
  3. Step 3: Cross multiply
    577,267.10x = 865,900.65 × 177,872.30
  4. Step 4: Simplify right side
    577,267.10x = 154,019,740,187.00
  5. Step 5: Solve for x
    x = 154,019,740,187.00/577,267.10
  6. Step 6: Final answer
    x = 266,808.45

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Similar ratio
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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.