Home / 312,824.95-431,865.93-244,697.17

Finding the Fourth Proportional to 312,824.95, 431,865.93 and 244,697.17

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Solution

The fourth proportional to 312,824.95, 431,865.93 and 244,697.17 is: 337,813.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    312,824.95 : 431,865.93 = 244,697.17 : x
  2. Step 2: Convert to fraction form
    312,824.95/431,865.93 = 244,697.17/x
  3. Step 3: Cross multiply
    312,824.95x = 431,865.93 × 244,697.17
  4. Step 4: Simplify right side
    312,824.95x = 105,676,370,890.42
  5. Step 5: Solve for x
    x = 105,676,370,890.42/312,824.95
  6. Step 6: Final answer
    x = 337,813.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.