Home / 908,540.28-1,252,440.63-581,817.06

Finding the Fourth Proportional to 908,540.28, 1,252,440.63 and 581,817.06

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Solution

The fourth proportional to 908,540.28, 1,252,440.63 and 581,817.06 is: 802,046.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,540.28 : 1,252,440.63 = 581,817.06 : x
  2. Step 2: Convert to fraction form
    908,540.28/1,252,440.63 = 581,817.06/x
  3. Step 3: Cross multiply
    908,540.28x = 1,252,440.63 × 581,817.06
  4. Step 4: Simplify right side
    908,540.28x = 728,691,325,171.15
  5. Step 5: Solve for x
    x = 728,691,325,171.15/908,540.28
  6. Step 6: Final answer
    x = 802,046.25

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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.