Home / 372,267.27-558,189.05-254,081.79

Finding the Fourth Proportional to 372,267.27, 558,189.05 and 254,081.79

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Solution

The fourth proportional to 372,267.27, 558,189.05 and 254,081.79 is: 380,978.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,267.27 : 558,189.05 = 254,081.79 : x
  2. Step 2: Convert to fraction form
    372,267.27/558,189.05 = 254,081.79/x
  3. Step 3: Cross multiply
    372,267.27x = 558,189.05 × 254,081.79
  4. Step 4: Simplify right side
    372,267.27x = 141,825,671,711.99
  5. Step 5: Solve for x
    x = 141,825,671,711.99/372,267.27
  6. Step 6: Final answer
    x = 380,978.09

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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.