Home / 740,209.20-1,110,832.20-474,615.60

Finding the Fourth Proportional to 740,209.20, 1,110,832.20 and 474,615.60

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Solution

The fourth proportional to 740,209.20, 1,110,832.20 and 474,615.60 is: 712,255.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,209.20 : 1,110,832.20 = 474,615.60 : x
  2. Step 2: Convert to fraction form
    740,209.20/1,110,832.20 = 474,615.60/x
  3. Step 3: Cross multiply
    740,209.20x = 1,110,832.20 × 474,615.60
  4. Step 4: Simplify right side
    740,209.20x = 527,218,291,102.32
  5. Step 5: Solve for x
    x = 527,218,291,102.32/740,209.20
  6. Step 6: Final answer
    x = 712,255.79

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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.