Home / 949,243.28-1,423,827.92-349,945.20

Finding the Fourth Proportional to 949,243.28, 1,423,827.92 and 349,945.20

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Solution

The fourth proportional to 949,243.28, 1,423,827.92 and 349,945.20 is: 524,904.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,243.28 : 1,423,827.92 = 349,945.20 : x
  2. Step 2: Convert to fraction form
    949,243.28/1,423,827.92 = 349,945.20/x
  3. Step 3: Cross multiply
    949,243.28x = 1,423,827.92 × 349,945.20
  4. Step 4: Simplify right side
    949,243.28x = 498,261,746,229.98
  5. Step 5: Solve for x
    x = 498,261,746,229.98/949,243.28
  6. Step 6: Final answer
    x = 524,904.16

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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.