Home / 1,108,555.60-1,662,834.80-267,107.34

Finding the Fourth Proportional to 1,108,555.60, 1,662,834.80 and 267,107.34

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Solution

The fourth proportional to 1,108,555.60, 1,662,834.80 and 267,107.34 is: 400,661.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,555.60 : 1,662,834.80 = 267,107.34 : x
  2. Step 2: Convert to fraction form
    1,108,555.60/1,662,834.80 = 267,107.34/x
  3. Step 3: Cross multiply
    1,108,555.60x = 1,662,834.80 × 267,107.34
  4. Step 4: Simplify right side
    1,108,555.60x = 444,155,380,287.43
  5. Step 5: Solve for x
    x = 444,155,380,287.43/1,108,555.60
  6. Step 6: Final answer
    x = 400,661.35

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Double scale
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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.