Home / 884,883.60-1,327,325.40-379,358.55

Finding the Fourth Proportional to 884,883.60, 1,327,325.40 and 379,358.55

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Solution

The fourth proportional to 884,883.60, 1,327,325.40 and 379,358.55 is: 569,037.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,883.60 : 1,327,325.40 = 379,358.55 : x
  2. Step 2: Convert to fraction form
    884,883.60/1,327,325.40 = 379,358.55/x
  3. Step 3: Cross multiply
    884,883.60x = 1,327,325.40 × 379,358.55
  4. Step 4: Simplify right side
    884,883.60x = 503,532,239,122.17
  5. Step 5: Solve for x
    x = 503,532,239,122.17/884,883.60
  6. Step 6: Final answer
    x = 569,037.83

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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.