Home / 970,974.60-1,454,906.70-615,352.20

Finding the Fourth Proportional to 970,974.60, 1,454,906.70 and 615,352.20

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Solution

The fourth proportional to 970,974.60, 1,454,906.70 and 615,352.20 is: 922,042.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,974.60 : 1,454,906.70 = 615,352.20 : x
  2. Step 2: Convert to fraction form
    970,974.60/1,454,906.70 = 615,352.20/x
  3. Step 3: Cross multiply
    970,974.60x = 1,454,906.70 × 615,352.20
  4. Step 4: Simplify right side
    970,974.60x = 895,280,038,639.74
  5. Step 5: Solve for x
    x = 895,280,038,639.74/970,974.60
  6. Step 6: Final answer
    x = 922,042.70

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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.