Home / 974,122.70-1,460,199.90-442,025.60

Finding the Fourth Proportional to 974,122.70, 1,460,199.90 and 442,025.60

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Solution

The fourth proportional to 974,122.70, 1,460,199.90 and 442,025.60 is: 662,591.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,122.70 : 1,460,199.90 = 442,025.60 : x
  2. Step 2: Convert to fraction form
    974,122.70/1,460,199.90 = 442,025.60/x
  3. Step 3: Cross multiply
    974,122.70x = 1,460,199.90 × 442,025.60
  4. Step 4: Simplify right side
    974,122.70x = 645,445,736,917.44
  5. Step 5: Solve for x
    x = 645,445,736,917.44/974,122.70
  6. Step 6: Final answer
    x = 662,591.82

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1.5x scale

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.