Home / 340,791.19-511,281.61-148,682.42

Finding the Fourth Proportional to 340,791.19, 511,281.61 and 148,682.42

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Solution

The fourth proportional to 340,791.19, 511,281.61 and 148,682.42 is: 223,065.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,791.19 : 511,281.61 = 148,682.42 : x
  2. Step 2: Convert to fraction form
    340,791.19/511,281.61 = 148,682.42/x
  3. Step 3: Cross multiply
    340,791.19x = 511,281.61 × 148,682.42
  4. Step 4: Simplify right side
    340,791.19x = 76,018,586,483.66
  5. Step 5: Solve for x
    x = 76,018,586,483.66/340,791.19
  6. Step 6: Final answer
    x = 223,065.00

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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.