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Finding the Fourth Proportional to 576,003.38, 863,972.66 and 176,643.07

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Solution

The fourth proportional to 576,003.38, 863,972.66 and 176,643.07 is: 264,954.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,003.38 : 863,972.66 = 176,643.07 : x
  2. Step 2: Convert to fraction form
    576,003.38/863,972.66 = 176,643.07/x
  3. Step 3: Cross multiply
    576,003.38x = 863,972.66 × 176,643.07
  4. Step 4: Simplify right side
    576,003.38x = 152,614,781,340.14
  5. Step 5: Solve for x
    x = 152,614,781,340.14/576,003.38
  6. Step 6: Final answer
    x = 264,954.67

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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.