Home / 465,926.28-641,391.54-344,839.38

Finding the Fourth Proportional to 465,926.28, 641,391.54 and 344,839.38

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Solution

The fourth proportional to 465,926.28, 641,391.54 and 344,839.38 is: 474,703.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,926.28 : 641,391.54 = 344,839.38 : x
  2. Step 2: Convert to fraction form
    465,926.28/641,391.54 = 344,839.38/x
  3. Step 3: Cross multiply
    465,926.28x = 641,391.54 × 344,839.38
  4. Step 4: Simplify right side
    465,926.28x = 221,177,060,990.85
  5. Step 5: Solve for x
    x = 221,177,060,990.85/465,926.28
  6. Step 6: Final answer
    x = 474,703.98

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1.5x scale

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.