Home / 591,284.76-815,952.78-336,586.68

Finding the Fourth Proportional to 591,284.76, 815,952.78 and 336,586.68

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Solution

The fourth proportional to 591,284.76, 815,952.78 and 336,586.68 is: 464,478.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,284.76 : 815,952.78 = 336,586.68 : x
  2. Step 2: Convert to fraction form
    591,284.76/815,952.78 = 336,586.68/x
  3. Step 3: Cross multiply
    591,284.76x = 815,952.78 × 336,586.68
  4. Step 4: Simplify right side
    591,284.76x = 274,638,837,256.97
  5. Step 5: Solve for x
    x = 274,638,837,256.97/591,284.76
  6. Step 6: Final answer
    x = 464,478.13

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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.