Home / 474,150.12-654,320.86-270,213.18

Finding the Fourth Proportional to 474,150.12, 654,320.86 and 270,213.18

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Solution

The fourth proportional to 474,150.12, 654,320.86 and 270,213.18 is: 372,890.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,150.12 : 654,320.86 = 270,213.18 : x
  2. Step 2: Convert to fraction form
    474,150.12/654,320.86 = 270,213.18/x
  3. Step 3: Cross multiply
    474,150.12x = 654,320.86 × 270,213.18
  4. Step 4: Simplify right side
    474,150.12x = 176,806,120,320.94
  5. Step 5: Solve for x
    x = 176,806,120,320.94/474,150.12
  6. Step 6: Final answer
    x = 372,890.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.