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Finding the Fourth Proportional to 576,014.12, 864,166.98 and 176,675.21

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Solution

The fourth proportional to 576,014.12, 864,166.98 and 176,675.21 is: 265,057.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,014.12 : 864,166.98 = 176,675.21 : x
  2. Step 2: Convert to fraction form
    576,014.12/864,166.98 = 176,675.21/x
  3. Step 3: Cross multiply
    576,014.12x = 864,166.98 × 176,675.21
  4. Step 4: Simplify right side
    576,014.12x = 152,676,885,489.52
  5. Step 5: Solve for x
    x = 152,676,885,489.52/576,014.12
  6. Step 6: Final answer
    x = 265,057.54

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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.