Home / 866,494.20-1,299,546.90-569,062.20

Finding the Fourth Proportional to 866,494.20, 1,299,546.90 and 569,062.20

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Solution

The fourth proportional to 866,494.20, 1,299,546.90 and 569,062.20 is: 853,465.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,494.20 : 1,299,546.90 = 569,062.20 : x
  2. Step 2: Convert to fraction form
    866,494.20/1,299,546.90 = 569,062.20/x
  3. Step 3: Cross multiply
    866,494.20x = 1,299,546.90 × 569,062.20
  4. Step 4: Simplify right side
    866,494.20x = 739,523,017,917.18
  5. Step 5: Solve for x
    x = 739,523,017,917.18/866,494.20
  6. Step 6: Final answer
    x = 853,465.63

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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.