Home / 372,795.49-514,472.34-211,665.55

Finding the Fourth Proportional to 372,795.49, 514,472.34 and 211,665.55

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Solution

The fourth proportional to 372,795.49, 514,472.34 and 211,665.55 is: 292,106.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,795.49 : 514,472.34 = 211,665.55 : x
  2. Step 2: Convert to fraction form
    372,795.49/514,472.34 = 211,665.55/x
  3. Step 3: Cross multiply
    372,795.49x = 514,472.34 × 211,665.55
  4. Step 4: Simplify right side
    372,795.49x = 108,896,070,805.89
  5. Step 5: Solve for x
    x = 108,896,070,805.89/372,795.49
  6. Step 6: Final answer
    x = 292,106.73

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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.