Home / 439,610.46-659,271.10-155,249.43

Finding the Fourth Proportional to 439,610.46, 659,271.10 and 155,249.43

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Solution

The fourth proportional to 439,610.46, 659,271.10 and 155,249.43 is: 232,823.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,610.46 : 659,271.10 = 155,249.43 : x
  2. Step 2: Convert to fraction form
    439,610.46/659,271.10 = 155,249.43/x
  3. Step 3: Cross multiply
    439,610.46x = 659,271.10 × 155,249.43
  4. Step 4: Simplify right side
    439,610.46x = 102,351,462,490.47
  5. Step 5: Solve for x
    x = 102,351,462,490.47/439,610.46
  6. Step 6: Final answer
    x = 232,823.08

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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.