Home / 876,629.60-1,314,944.40-729,007.10

Finding the Fourth Proportional to 876,629.60, 1,314,944.40 and 729,007.10

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Solution

The fourth proportional to 876,629.60, 1,314,944.40 and 729,007.10 is: 1,093,510.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,629.60 : 1,314,944.40 = 729,007.10 : x
  2. Step 2: Convert to fraction form
    876,629.60/1,314,944.40 = 729,007.10/x
  3. Step 3: Cross multiply
    876,629.60x = 1,314,944.40 × 729,007.10
  4. Step 4: Simplify right side
    876,629.60x = 958,603,803,705.24
  5. Step 5: Solve for x
    x = 958,603,803,705.24/876,629.60
  6. Step 6: Final answer
    x = 1,093,510.65

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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.