Home / 917,961.12-1,377,524.88-357,000.48

Finding the Fourth Proportional to 917,961.12, 1,377,524.88 and 357,000.48

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Solution

The fourth proportional to 917,961.12, 1,377,524.88 and 357,000.48 is: 535,727.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    917,961.12 : 1,377,524.88 = 357,000.48 : x
  2. Step 2: Convert to fraction form
    917,961.12/1,377,524.88 = 357,000.48/x
  3. Step 3: Cross multiply
    917,961.12x = 1,377,524.88 × 357,000.48
  4. Step 4: Simplify right side
    917,961.12x = 491,777,043,371.94
  5. Step 5: Solve for x
    x = 491,777,043,371.94/917,961.12
  6. Step 6: Final answer
    x = 535,727.53

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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.