Home / 625,606.96-936,895.03-432,941.52

Finding the Fourth Proportional to 625,606.96, 936,895.03 and 432,941.52

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Solution

The fourth proportional to 625,606.96, 936,895.03 and 432,941.52 is: 648,363.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,606.96 : 936,895.03 = 432,941.52 : x
  2. Step 2: Convert to fraction form
    625,606.96/936,895.03 = 432,941.52/x
  3. Step 3: Cross multiply
    625,606.96x = 936,895.03 × 432,941.52
  4. Step 4: Simplify right side
    625,606.96x = 405,620,754,766.52
  5. Step 5: Solve for x
    x = 405,620,754,766.52/625,606.96
  6. Step 6: Final answer
    x = 648,363.56

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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.