Home / 924,344.68-1,386,498.55-418,811.44

Finding the Fourth Proportional to 924,344.68, 1,386,498.55 and 418,811.44

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Solution

The fourth proportional to 924,344.68, 1,386,498.55 and 418,811.44 is: 628,208.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,344.68 : 1,386,498.55 = 418,811.44 : x
  2. Step 2: Convert to fraction form
    924,344.68/1,386,498.55 = 418,811.44/x
  3. Step 3: Cross multiply
    924,344.68x = 1,386,498.55 × 418,811.44
  4. Step 4: Simplify right side
    924,344.68x = 580,681,445,256.86
  5. Step 5: Solve for x
    x = 580,681,445,256.86/924,344.68
  6. Step 6: Final answer
    x = 628,208.79

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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.