Home / 426,288.48-588,278.16-235,301.91

Finding the Fourth Proportional to 426,288.48, 588,278.16 and 235,301.91

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Solution

The fourth proportional to 426,288.48, 588,278.16 and 235,301.91 is: 324,716.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,288.48 : 588,278.16 = 235,301.91 : x
  2. Step 2: Convert to fraction form
    426,288.48/588,278.16 = 235,301.91/x
  3. Step 3: Cross multiply
    426,288.48x = 588,278.16 × 235,301.91
  4. Step 4: Simplify right side
    426,288.48x = 138,422,974,659.29
  5. Step 5: Solve for x
    x = 138,422,974,659.29/426,288.48
  6. Step 6: Final answer
    x = 324,716.67

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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.