Home / 331,535.12-497,306.12-265,395.67

Finding the Fourth Proportional to 331,535.12, 497,306.12 and 265,395.67

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Solution

The fourth proportional to 331,535.12, 497,306.12 and 265,395.67 is: 398,096.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,535.12 : 497,306.12 = 265,395.67 : x
  2. Step 2: Convert to fraction form
    331,535.12/497,306.12 = 265,395.67/x
  3. Step 3: Cross multiply
    331,535.12x = 497,306.12 × 265,395.67
  4. Step 4: Simplify right side
    331,535.12x = 131,982,888,342.26
  5. Step 5: Solve for x
    x = 131,982,888,342.26/331,535.12
  6. Step 6: Final answer
    x = 398,096.26

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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.