Home / 439,053.28-605,921.52-269,264.32

Finding the Fourth Proportional to 439,053.28, 605,921.52 and 269,264.32

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Solution

The fourth proportional to 439,053.28, 605,921.52 and 269,264.32 is: 371,601.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,053.28 : 605,921.52 = 269,264.32 : x
  2. Step 2: Convert to fraction form
    439,053.28/605,921.52 = 269,264.32/x
  3. Step 3: Cross multiply
    439,053.28x = 605,921.52 × 269,264.32
  4. Step 4: Simplify right side
    439,053.28x = 163,153,046,056.17
  5. Step 5: Solve for x
    x = 163,153,046,056.17/439,053.28
  6. Step 6: Final answer
    x = 371,601.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.