Home / 484,976.08-669,287.76-270,116.20

Finding the Fourth Proportional to 484,976.08, 669,287.76 and 270,116.20

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Solution

The fourth proportional to 484,976.08, 669,287.76 and 270,116.20 is: 372,771.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,976.08 : 669,287.76 = 270,116.20 : x
  2. Step 2: Convert to fraction form
    484,976.08/669,287.76 = 270,116.20/x
  3. Step 3: Cross multiply
    484,976.08x = 669,287.76 × 270,116.20
  4. Step 4: Simplify right side
    484,976.08x = 180,785,466,437.71
  5. Step 5: Solve for x
    x = 180,785,466,437.71/484,976.08
  6. Step 6: Final answer
    x = 372,771.92

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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.