Home / 366,838.65-550,381.07-142,206.41

Finding the Fourth Proportional to 366,838.65, 550,381.07 and 142,206.41

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Solution

The fourth proportional to 366,838.65, 550,381.07 and 142,206.41 is: 213,357.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,838.65 : 550,381.07 = 142,206.41 : x
  2. Step 2: Convert to fraction form
    366,838.65/550,381.07 = 142,206.41/x
  3. Step 3: Cross multiply
    366,838.65x = 550,381.07 × 142,206.41
  4. Step 4: Simplify right side
    366,838.65x = 78,267,716,096.66
  5. Step 5: Solve for x
    x = 78,267,716,096.66/366,838.65
  6. Step 6: Final answer
    x = 213,357.33

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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.