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Finding the Fourth Proportional to 484,833.46, 669,068.49 and 269,976.10

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Solution

The fourth proportional to 484,833.46, 669,068.49 and 269,976.10 is: 372,566.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,833.46 : 669,068.49 = 269,976.10 : x
  2. Step 2: Convert to fraction form
    484,833.46/669,068.49 = 269,976.10/x
  3. Step 3: Cross multiply
    484,833.46x = 669,068.49 × 269,976.10
  4. Step 4: Simplify right side
    484,833.46x = 180,632,501,563.09
  5. Step 5: Solve for x
    x = 180,632,501,563.09/484,833.46
  6. Step 6: Final answer
    x = 372,566.08

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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.