Home / 898,280.40-1,347,442.20-267,214.80

Finding the Fourth Proportional to 898,280.40, 1,347,442.20 and 267,214.80

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Solution

The fourth proportional to 898,280.40, 1,347,442.20 and 267,214.80 is: 400,828.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,280.40 : 1,347,442.20 = 267,214.80 : x
  2. Step 2: Convert to fraction form
    898,280.40/1,347,442.20 = 267,214.80/x
  3. Step 3: Cross multiply
    898,280.40x = 1,347,442.20 × 267,214.80
  4. Step 4: Simplify right side
    898,280.40x = 360,056,497,984.56
  5. Step 5: Solve for x
    x = 360,056,497,984.56/898,280.40
  6. Step 6: Final answer
    x = 400,828.63

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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.