Home / 656,320.38-984,501.63-207,045.42

Finding the Fourth Proportional to 656,320.38, 984,501.63 and 207,045.42

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Solution

The fourth proportional to 656,320.38, 984,501.63 and 207,045.42 is: 310,574.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,320.38 : 984,501.63 = 207,045.42 : x
  2. Step 2: Convert to fraction form
    656,320.38/984,501.63 = 207,045.42/x
  3. Step 3: Cross multiply
    656,320.38x = 984,501.63 × 207,045.42
  4. Step 4: Simplify right side
    656,320.38x = 203,836,553,474.04
  5. Step 5: Solve for x
    x = 203,836,553,474.04/656,320.38
  6. Step 6: Final answer
    x = 310,574.77

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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.