Home / 847,691.22-1,271,602.50-240,469.32

Finding the Fourth Proportional to 847,691.22, 1,271,602.50 and 240,469.32

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Solution

The fourth proportional to 847,691.22, 1,271,602.50 and 240,469.32 is: 360,722.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,691.22 : 1,271,602.50 = 240,469.32 : x
  2. Step 2: Convert to fraction form
    847,691.22/1,271,602.50 = 240,469.32/x
  3. Step 3: Cross multiply
    847,691.22x = 1,271,602.50 × 240,469.32
  4. Step 4: Simplify right side
    847,691.22x = 305,781,388,485.30
  5. Step 5: Solve for x
    x = 305,781,388,485.30/847,691.22
  6. Step 6: Final answer
    x = 360,722.61

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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.