Home / 385,939.52-532,856.44-240,966.02

Finding the Fourth Proportional to 385,939.52, 532,856.44 and 240,966.02

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Solution

The fourth proportional to 385,939.52, 532,856.44 and 240,966.02 is: 332,695.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    385,939.52 : 532,856.44 = 240,966.02 : x
  2. Step 2: Convert to fraction form
    385,939.52/532,856.44 = 240,966.02/x
  3. Step 3: Cross multiply
    385,939.52x = 532,856.44 × 240,966.02
  4. Step 4: Simplify right side
    385,939.52x = 128,400,295,578.17
  5. Step 5: Solve for x
    x = 128,400,295,578.17/385,939.52
  6. Step 6: Final answer
    x = 332,695.38

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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.