Home / 659,226.69-988,868.79-322,550.82

Finding the Fourth Proportional to 659,226.69, 988,868.79 and 322,550.82

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Solution

The fourth proportional to 659,226.69, 988,868.79 and 322,550.82 is: 483,840.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    659,226.69 : 988,868.79 = 322,550.82 : x
  2. Step 2: Convert to fraction form
    659,226.69/988,868.79 = 322,550.82/x
  3. Step 3: Cross multiply
    659,226.69x = 988,868.79 × 322,550.82
  4. Step 4: Simplify right side
    659,226.69x = 318,960,439,086.91
  5. Step 5: Solve for x
    x = 318,960,439,086.91/659,226.69
  6. Step 6: Final answer
    x = 483,840.30

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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.