Home / 854,644.20-1,281,966.30-555,462.60

Finding the Fourth Proportional to 854,644.20, 1,281,966.30 and 555,462.60

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Solution

The fourth proportional to 854,644.20, 1,281,966.30 and 555,462.60 is: 833,193.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,644.20 : 1,281,966.30 = 555,462.60 : x
  2. Step 2: Convert to fraction form
    854,644.20/1,281,966.30 = 555,462.60/x
  3. Step 3: Cross multiply
    854,644.20x = 1,281,966.30 × 555,462.60
  4. Step 4: Simplify right side
    854,644.20x = 712,084,334,110.38
  5. Step 5: Solve for x
    x = 712,084,334,110.38/854,644.20
  6. Step 6: Final answer
    x = 833,193.90

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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.