Home / 279,684.27-385,960.82-152,357.13

Finding the Fourth Proportional to 279,684.27, 385,960.82 and 152,357.13

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Solution

The fourth proportional to 279,684.27, 385,960.82 and 152,357.13 is: 210,250.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,684.27 : 385,960.82 = 152,357.13 : x
  2. Step 2: Convert to fraction form
    279,684.27/385,960.82 = 152,357.13/x
  3. Step 3: Cross multiply
    279,684.27x = 385,960.82 × 152,357.13
  4. Step 4: Simplify right side
    279,684.27x = 58,803,882,065.86
  5. Step 5: Solve for x
    x = 58,803,882,065.86/279,684.27
  6. Step 6: Final answer
    x = 210,250.94

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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.