Home / 311,767.29-467,463.45-122,001.30

Finding the Fourth Proportional to 311,767.29, 467,463.45 and 122,001.30

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Solution

The fourth proportional to 311,767.29, 467,463.45 and 122,001.30 is: 182,928.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,767.29 : 467,463.45 = 122,001.30 : x
  2. Step 2: Convert to fraction form
    311,767.29/467,463.45 = 122,001.30/x
  3. Step 3: Cross multiply
    311,767.29x = 467,463.45 × 122,001.30
  4. Step 4: Simplify right side
    311,767.29x = 57,031,148,602.49
  5. Step 5: Solve for x
    x = 57,031,148,602.49/311,767.29
  6. Step 6: Final answer
    x = 182,928.58

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1.5x scale

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.