Home / 338,869.48-467,632.74-187,965.16

Finding the Fourth Proportional to 338,869.48, 467,632.74 and 187,965.16

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Solution

The fourth proportional to 338,869.48, 467,632.74 and 187,965.16 is: 259,387.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,869.48 : 467,632.74 = 187,965.16 : x
  2. Step 2: Convert to fraction form
    338,869.48/467,632.74 = 187,965.16/x
  3. Step 3: Cross multiply
    338,869.48x = 467,632.74 × 187,965.16
  4. Step 4: Simplify right side
    338,869.48x = 87,898,662,795.34
  5. Step 5: Solve for x
    x = 87,898,662,795.34/338,869.48
  6. Step 6: Final answer
    x = 259,387.96

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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.