Home / 637,031.28-955,393.82-187,630.74

Finding the Fourth Proportional to 637,031.28, 955,393.82 and 187,630.74

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Solution

The fourth proportional to 637,031.28, 955,393.82 and 187,630.74 is: 281,401.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,031.28 : 955,393.82 = 187,630.74 : x
  2. Step 2: Convert to fraction form
    637,031.28/955,393.82 = 187,630.74/x
  3. Step 3: Cross multiply
    637,031.28x = 955,393.82 × 187,630.74
  4. Step 4: Simplify right side
    637,031.28x = 179,261,249,438.03
  5. Step 5: Solve for x
    x = 179,261,249,438.03/637,031.28
  6. Step 6: Final answer
    x = 281,401.02

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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.