Home / 898,368.20-1,347,746.70-267,345.80

Finding the Fourth Proportional to 898,368.20, 1,347,746.70 and 267,345.80

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Solution

The fourth proportional to 898,368.20, 1,347,746.70 and 267,345.80 is: 401,076.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,368.20 : 1,347,746.70 = 267,345.80 : x
  2. Step 2: Convert to fraction form
    898,368.20/1,347,746.70 = 267,345.80/x
  3. Step 3: Cross multiply
    898,368.20x = 1,347,746.70 × 267,345.80
  4. Step 4: Simplify right side
    898,368.20x = 360,314,419,708.86
  5. Step 5: Solve for x
    x = 360,314,419,708.86/898,368.20
  6. Step 6: Final answer
    x = 401,076.55

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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.