Home / 266,313.24-399,015.18-146,470.50

Finding the Fourth Proportional to 266,313.24, 399,015.18 and 146,470.50

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Solution

The fourth proportional to 266,313.24, 399,015.18 and 146,470.50 is: 219,455.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,313.24 : 399,015.18 = 146,470.50 : x
  2. Step 2: Convert to fraction form
    266,313.24/399,015.18 = 146,470.50/x
  3. Step 3: Cross multiply
    266,313.24x = 399,015.18 × 146,470.50
  4. Step 4: Simplify right side
    266,313.24x = 58,443,952,922.19
  5. Step 5: Solve for x
    x = 58,443,952,922.19/266,313.24
  6. Step 6: Final answer
    x = 219,455.68

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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.