Home / 439,835.80-659,624.10-173,507.80

Finding the Fourth Proportional to 439,835.80, 659,624.10 and 173,507.80

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Solution

The fourth proportional to 439,835.80, 659,624.10 and 173,507.80 is: 260,210.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,835.80 : 659,624.10 = 173,507.80 : x
  2. Step 2: Convert to fraction form
    439,835.80/659,624.10 = 173,507.80/x
  3. Step 3: Cross multiply
    439,835.80x = 659,624.10 × 173,507.80
  4. Step 4: Simplify right side
    439,835.80x = 114,449,926,417.98
  5. Step 5: Solve for x
    x = 114,449,926,417.98/439,835.80
  6. Step 6: Final answer
    x = 260,210.57

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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.