Home / 876,659.60-1,314,989.40-729,037.10

Finding the Fourth Proportional to 876,659.60, 1,314,989.40 and 729,037.10

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Solution

The fourth proportional to 876,659.60, 1,314,989.40 and 729,037.10 is: 1,093,555.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,659.60 : 1,314,989.40 = 729,037.10 : x
  2. Step 2: Convert to fraction form
    876,659.60/1,314,989.40 = 729,037.10/x
  3. Step 3: Cross multiply
    876,659.60x = 1,314,989.40 × 729,037.10
  4. Step 4: Simplify right side
    876,659.60x = 958,676,058,706.74
  5. Step 5: Solve for x
    x = 958,676,058,706.74/876,659.60
  6. Step 6: Final answer
    x = 1,093,555.65

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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.