Home / 598,780.56-826,296.48-356,938.50

Finding the Fourth Proportional to 598,780.56, 826,296.48 and 356,938.50

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Solution

The fourth proportional to 598,780.56, 826,296.48 and 356,938.50 is: 492,562.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,780.56 : 826,296.48 = 356,938.50 : x
  2. Step 2: Convert to fraction form
    598,780.56/826,296.48 = 356,938.50/x
  3. Step 3: Cross multiply
    598,780.56x = 826,296.48 × 356,938.50
  4. Step 4: Simplify right side
    598,780.56x = 294,937,026,126.48
  5. Step 5: Solve for x
    x = 294,937,026,126.48/598,780.56
  6. Step 6: Final answer
    x = 492,562.79

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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.