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Finding the Fourth Proportional to 484,086.24, 668,088 and 277,382.00

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Solution

The fourth proportional to 484,086.24, 668,088 and 277,382.00 is: 382,815.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,086.24 : 668,088 = 277,382.00 : x
  2. Step 2: Convert to fraction form
    484,086.24/668,088 = 277,382.00/x
  3. Step 3: Cross multiply
    484,086.24x = 668,088 × 277,382.00
  4. Step 4: Simplify right side
    484,086.24x = 185,315,587,286.22
  5. Step 5: Solve for x
    x = 185,315,587,286.22/484,086.24
  6. Step 6: Final answer
    x = 382,815.23

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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.