Home / 385,935.02-532,850.23-240,961.52

Finding the Fourth Proportional to 385,935.02, 532,850.23 and 240,961.52

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Solution

The fourth proportional to 385,935.02, 532,850.23 and 240,961.52 is: 332,689.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    385,935.02 : 532,850.23 = 240,961.52 : x
  2. Step 2: Convert to fraction form
    385,935.02/532,850.23 = 240,961.52/x
  3. Step 3: Cross multiply
    385,935.02x = 532,850.23 × 240,961.52
  4. Step 4: Simplify right side
    385,935.02x = 128,396,401,353.15
  5. Step 5: Solve for x
    x = 128,396,401,353.15/385,935.02
  6. Step 6: Final answer
    x = 332,689.17

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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.