Home / 338,868.48-467,631.36-187,964.16

Finding the Fourth Proportional to 338,868.48, 467,631.36 and 187,964.16

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Solution

The fourth proportional to 338,868.48, 467,631.36 and 187,964.16 is: 259,386.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,868.48 : 467,631.36 = 187,964.16 : x
  2. Step 2: Convert to fraction form
    338,868.48/467,631.36 = 187,964.16/x
  3. Step 3: Cross multiply
    338,868.48x = 467,631.36 × 187,964.16
  4. Step 4: Simplify right side
    338,868.48x = 87,897,935,772.06
  5. Step 5: Solve for x
    x = 87,897,935,772.06/338,868.48
  6. Step 6: Final answer
    x = 259,386.58

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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.