Home / 457,567.33-631,480.76-253,682.20

Finding the Fourth Proportional to 457,567.33, 631,480.76 and 253,682.20

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Solution

The fourth proportional to 457,567.33, 631,480.76 and 253,682.20 is: 350,102.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    457,567.33 : 631,480.76 = 253,682.20 : x
  2. Step 2: Convert to fraction form
    457,567.33/631,480.76 = 253,682.20/x
  3. Step 3: Cross multiply
    457,567.33x = 631,480.76 × 253,682.20
  4. Step 4: Simplify right side
    457,567.33x = 160,195,430,702.76
  5. Step 5: Solve for x
    x = 160,195,430,702.76/457,567.33
  6. Step 6: Final answer
    x = 350,102.42

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Similar ratio
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1.5x scale

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.