Home / 866,100.59-1,299,372.52-360,493.53

Finding the Fourth Proportional to 866,100.59, 1,299,372.52 and 360,493.53

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Solution

The fourth proportional to 866,100.59, 1,299,372.52 and 360,493.53 is: 540,832.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,100.59 : 1,299,372.52 = 360,493.53 : x
  2. Step 2: Convert to fraction form
    866,100.59/1,299,372.52 = 360,493.53/x
  3. Step 3: Cross multiply
    866,100.59x = 1,299,372.52 × 360,493.53
  4. Step 4: Simplify right side
    866,100.59x = 468,415,386,519.80
  5. Step 5: Solve for x
    x = 468,415,386,519.80/866,100.59
  6. Step 6: Final answer
    x = 540,832.55

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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.