Home / 591,090.98-815,710.76-336,458.56

Finding the Fourth Proportional to 591,090.98, 815,710.76 and 336,458.56

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Solution

The fourth proportional to 591,090.98, 815,710.76 and 336,458.56 is: 464,315.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,090.98 : 815,710.76 = 336,458.56 : x
  2. Step 2: Convert to fraction form
    591,090.98/815,710.76 = 336,458.56/x
  3. Step 3: Cross multiply
    591,090.98x = 815,710.76 × 336,458.56
  4. Step 4: Simplify right side
    591,090.98x = 274,452,867,686.11
  5. Step 5: Solve for x
    x = 274,452,867,686.11/591,090.98
  6. Step 6: Final answer
    x = 464,315.78

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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.