Home / 376,378.16-519,228.61-240,344.02

Finding the Fourth Proportional to 376,378.16, 519,228.61 and 240,344.02

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Solution

The fourth proportional to 376,378.16, 519,228.61 and 240,344.02 is: 331,564.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,378.16 : 519,228.61 = 240,344.02 : x
  2. Step 2: Convert to fraction form
    376,378.16/519,228.61 = 240,344.02/x
  3. Step 3: Cross multiply
    376,378.16x = 519,228.61 × 240,344.02
  4. Step 4: Simplify right side
    376,378.16x = 124,793,491,474.59
  5. Step 5: Solve for x
    x = 124,793,491,474.59/376,378.16
  6. Step 6: Final answer
    x = 331,564.12

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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.