Home / 880,201.60-1,320,302.40-281,182.30

Finding the Fourth Proportional to 880,201.60, 1,320,302.40 and 281,182.30

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Solution

The fourth proportional to 880,201.60, 1,320,302.40 and 281,182.30 is: 421,773.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,201.60 : 1,320,302.40 = 281,182.30 : x
  2. Step 2: Convert to fraction form
    880,201.60/1,320,302.40 = 281,182.30/x
  3. Step 3: Cross multiply
    880,201.60x = 1,320,302.40 × 281,182.30
  4. Step 4: Simplify right side
    880,201.60x = 371,245,665,527.52
  5. Step 5: Solve for x
    x = 371,245,665,527.52/880,201.60
  6. Step 6: Final answer
    x = 421,773.45

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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.