Home / 313,946.47-433,243.99-170,706.61

Finding the Fourth Proportional to 313,946.47, 433,243.99 and 170,706.61

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Solution

The fourth proportional to 313,946.47, 433,243.99 and 170,706.61 is: 235,573.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,946.47 : 433,243.99 = 170,706.61 : x
  2. Step 2: Convert to fraction form
    313,946.47/433,243.99 = 170,706.61/x
  3. Step 3: Cross multiply
    313,946.47x = 433,243.99 × 170,706.61
  4. Step 4: Simplify right side
    313,946.47x = 73,957,612,835.77
  5. Step 5: Solve for x
    x = 73,957,612,835.77/313,946.47
  6. Step 6: Final answer
    x = 235,573.96

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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.