Home / 1,218,273.72-1,827,332.76-376,755

Finding the Fourth Proportional to 1,218,273.72, 1,827,332.76 and 376,755

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Solution

The fourth proportional to 1,218,273.72, 1,827,332.76 and 376,755 is: 565,108.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,218,273.72 : 1,827,332.76 = 376,755 : x
  2. Step 2: Convert to fraction form
    1,218,273.72/1,827,332.76 = 376,755/x
  3. Step 3: Cross multiply
    1,218,273.72x = 1,827,332.76 × 376,755
  4. Step 4: Simplify right side
    1,218,273.72x = 688,456,753,993.80
  5. Step 5: Solve for x
    x = 688,456,753,993.80/1,218,273.72
  6. Step 6: Final answer
    x = 565,108.43

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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.