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Finding the Fourth Proportional to 656,323.38, 984,506.13 and 207,048.42

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Solution

The fourth proportional to 656,323.38, 984,506.13 and 207,048.42 is: 310,579.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,323.38 : 984,506.13 = 207,048.42 : x
  2. Step 2: Convert to fraction form
    656,323.38/984,506.13 = 207,048.42/x
  3. Step 3: Cross multiply
    656,323.38x = 984,506.13 × 207,048.42
  4. Step 4: Simplify right side
    656,323.38x = 203,840,438,696.82
  5. Step 5: Solve for x
    x = 203,840,438,696.82/656,323.38
  6. Step 6: Final answer
    x = 310,579.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.