Home / 457,833.02-631,778.67-253,876.41

Finding the Fourth Proportional to 457,833.02, 631,778.67 and 253,876.41

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Solution

The fourth proportional to 457,833.02, 631,778.67 and 253,876.41 is: 350,332.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    457,833.02 : 631,778.67 = 253,876.41 : x
  2. Step 2: Convert to fraction form
    457,833.02/631,778.67 = 253,876.41/x
  3. Step 3: Cross multiply
    457,833.02x = 631,778.67 × 253,876.41
  4. Step 4: Simplify right side
    457,833.02x = 160,393,700,654.18
  5. Step 5: Solve for x
    x = 160,393,700,654.18/457,833.02
  6. Step 6: Final answer
    x = 350,332.32

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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.