Home / 929,752.11-1,394,625.88-524,760.72

Finding the Fourth Proportional to 929,752.11, 1,394,625.88 and 524,760.72

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Solution

The fourth proportional to 929,752.11, 1,394,625.88 and 524,760.72 is: 787,139.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,752.11 : 1,394,625.88 = 524,760.72 : x
  2. Step 2: Convert to fraction form
    929,752.11/1,394,625.88 = 524,760.72/x
  3. Step 3: Cross multiply
    929,752.11x = 1,394,625.88 × 524,760.72
  4. Step 4: Simplify right side
    929,752.11x = 731,844,880,919.43
  5. Step 5: Solve for x
    x = 731,844,880,919.43/929,752.11
  6. Step 6: Final answer
    x = 787,139.79

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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.