Home / 716,749.20-1,074,373.71-267,289.26

Finding the Fourth Proportional to 716,749.20, 1,074,373.71 and 267,289.26

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Solution

The fourth proportional to 716,749.20, 1,074,373.71 and 267,289.26 is: 400,654.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    716,749.20 : 1,074,373.71 = 267,289.26 : x
  2. Step 2: Convert to fraction form
    716,749.20/1,074,373.71 = 267,289.26/x
  3. Step 3: Cross multiply
    716,749.20x = 1,074,373.71 × 267,289.26
  4. Step 4: Simplify right side
    716,749.20x = 287,168,553,909.36
  5. Step 5: Solve for x
    x = 287,168,553,909.36/716,749.20
  6. Step 6: Final answer
    x = 400,654.17

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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.