Home / 837,434.92-1,255,151.66-304,331.80

Finding the Fourth Proportional to 837,434.92, 1,255,151.66 and 304,331.80

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Solution

The fourth proportional to 837,434.92, 1,255,151.66 and 304,331.80 is: 456,134.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,434.92 : 1,255,151.66 = 304,331.80 : x
  2. Step 2: Convert to fraction form
    837,434.92/1,255,151.66 = 304,331.80/x
  3. Step 3: Cross multiply
    837,434.92x = 1,255,151.66 × 304,331.80
  4. Step 4: Simplify right side
    837,434.92x = 381,982,563,960.79
  5. Step 5: Solve for x
    x = 381,982,563,960.79/837,434.92
  6. Step 6: Final answer
    x = 456,134.03

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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.