Home / 751,519.68-1,126,951.84-284,248

Finding the Fourth Proportional to 751,519.68, 1,126,951.84 and 284,248

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Solution

The fourth proportional to 751,519.68, 1,126,951.84 and 284,248 is: 426,248.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,519.68 : 1,126,951.84 = 284,248 : x
  2. Step 2: Convert to fraction form
    751,519.68/1,126,951.84 = 284,248/x
  3. Step 3: Cross multiply
    751,519.68x = 1,126,951.84 × 284,248
  4. Step 4: Simplify right side
    751,519.68x = 320,333,806,616.32
  5. Step 5: Solve for x
    x = 320,333,806,616.32/751,519.68
  6. Step 6: Final answer
    x = 426,248.06

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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.