Home / 957,314.40-1,435,280.40-536,719.20

Finding the Fourth Proportional to 957,314.40, 1,435,280.40 and 536,719.20

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Solution

The fourth proportional to 957,314.40, 1,435,280.40 and 536,719.20 is: 804,691.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,314.40 : 1,435,280.40 = 536,719.20 : x
  2. Step 2: Convert to fraction form
    957,314.40/1,435,280.40 = 536,719.20/x
  3. Step 3: Cross multiply
    957,314.40x = 1,435,280.40 × 536,719.20
  4. Step 4: Simplify right side
    957,314.40x = 770,342,548,063.68
  5. Step 5: Solve for x
    x = 770,342,548,063.68/957,314.40
  6. Step 6: Final answer
    x = 804,691.28

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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.