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Finding the Fourth Proportional to 576,333.87, 864,537.57 and 239,401.95

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Solution

The fourth proportional to 576,333.87, 864,537.57 and 239,401.95 is: 359,118.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,333.87 : 864,537.57 = 239,401.95 : x
  2. Step 2: Convert to fraction form
    576,333.87/864,537.57 = 239,401.95/x
  3. Step 3: Cross multiply
    576,333.87x = 864,537.57 × 239,401.95
  4. Step 4: Simplify right side
    576,333.87x = 206,971,980,106.26
  5. Step 5: Solve for x
    x = 206,971,980,106.26/576,333.87
  6. Step 6: Final answer
    x = 359,118.20

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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.