Home / 865,356.33-1,298,499.24-360,265.95

Finding the Fourth Proportional to 865,356.33, 1,298,499.24 and 360,265.95

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Solution

The fourth proportional to 865,356.33, 1,298,499.24 and 360,265.95 is: 540,592.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    865,356.33 : 1,298,499.24 = 360,265.95 : x
  2. Step 2: Convert to fraction form
    865,356.33/1,298,499.24 = 360,265.95/x
  3. Step 3: Cross multiply
    865,356.33x = 1,298,499.24 × 360,265.95
  4. Step 4: Simplify right side
    865,356.33x = 467,805,062,272.88
  5. Step 5: Solve for x
    x = 467,805,062,272.88/865,356.33
  6. Step 6: Final answer
    x = 540,592.41

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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.