Home / 323,488.12-446,422.98-187,522.60

Finding the Fourth Proportional to 323,488.12, 446,422.98 and 187,522.60

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Solution

The fourth proportional to 323,488.12, 446,422.98 and 187,522.60 is: 258,786.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,488.12 : 446,422.98 = 187,522.60 : x
  2. Step 2: Convert to fraction form
    323,488.12/446,422.98 = 187,522.60/x
  3. Step 3: Cross multiply
    323,488.12x = 446,422.98 × 187,522.60
  4. Step 4: Simplify right side
    323,488.12x = 83,714,397,909.35
  5. Step 5: Solve for x
    x = 83,714,397,909.35/323,488.12
  6. Step 6: Final answer
    x = 258,786.62

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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.