Home / 447,586.80-671,380.20-152,098.80

Finding the Fourth Proportional to 447,586.80, 671,380.20 and 152,098.80

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Solution

The fourth proportional to 447,586.80, 671,380.20 and 152,098.80 is: 228,148.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,586.80 : 671,380.20 = 152,098.80 : x
  2. Step 2: Convert to fraction form
    447,586.80/671,380.20 = 152,098.80/x
  3. Step 3: Cross multiply
    447,586.80x = 671,380.20 × 152,098.80
  4. Step 4: Simplify right side
    447,586.80x = 102,116,122,763.76
  5. Step 5: Solve for x
    x = 102,116,122,763.76/447,586.80
  6. Step 6: Final answer
    x = 228,148.20

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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.