Home / 924,272.88-1,386,573.12-418,813.44

Finding the Fourth Proportional to 924,272.88, 1,386,573.12 and 418,813.44

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Solution

The fourth proportional to 924,272.88, 1,386,573.12 and 418,813.44 is: 628,294.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,272.88 : 1,386,573.12 = 418,813.44 : x
  2. Step 2: Convert to fraction form
    924,272.88/1,386,573.12 = 418,813.44/x
  3. Step 3: Cross multiply
    924,272.88x = 1,386,573.12 × 418,813.44
  4. Step 4: Simplify right side
    924,272.88x = 580,715,458,198.73
  5. Step 5: Solve for x
    x = 580,715,458,198.73/924,272.88
  6. Step 6: Final answer
    x = 628,294.38

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1.5x scale

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.