Home / 924,479.88-1,384,352.28-639,776.22

Finding the Fourth Proportional to 924,479.88, 1,384,352.28 and 639,776.22

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Solution

The fourth proportional to 924,479.88, 1,384,352.28 and 639,776.22 is: 958,025.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,479.88 : 1,384,352.28 = 639,776.22 : x
  2. Step 2: Convert to fraction form
    924,479.88/1,384,352.28 = 639,776.22/x
  3. Step 3: Cross multiply
    924,479.88x = 1,384,352.28 × 639,776.22
  4. Step 4: Simplify right side
    924,479.88x = 885,675,668,846.78
  5. Step 5: Solve for x
    x = 885,675,668,846.78/924,479.88
  6. Step 6: Final answer
    x = 958,025.90

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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.