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Finding the Fourth Proportional to 484,920.06, 669,210.45 and 270,060.13

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Solution

The fourth proportional to 484,920.06, 669,210.45 and 270,060.13 is: 372,694.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,920.06 : 669,210.45 = 270,060.13 : x
  2. Step 2: Convert to fraction form
    484,920.06/669,210.45 = 270,060.13/x
  3. Step 3: Cross multiply
    484,920.06x = 669,210.45 × 270,060.13
  4. Step 4: Simplify right side
    484,920.06x = 180,727,057,183.84
  5. Step 5: Solve for x
    x = 180,727,057,183.84/484,920.06
  6. Step 6: Final answer
    x = 372,694.54

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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.