Home / 949,318.75-1,424,211.45-284,470.75

Finding the Fourth Proportional to 949,318.75, 1,424,211.45 and 284,470.75

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Solution

The fourth proportional to 949,318.75, 1,424,211.45 and 284,470.75 is: 426,776.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,318.75 : 1,424,211.45 = 284,470.75 : x
  2. Step 2: Convert to fraction form
    949,318.75/1,424,211.45 = 284,470.75/x
  3. Step 3: Cross multiply
    949,318.75x = 1,424,211.45 × 284,470.75
  4. Step 4: Simplify right side
    949,318.75x = 405,146,499,340.09
  5. Step 5: Solve for x
    x = 405,146,499,340.09/949,318.75
  6. Step 6: Final answer
    x = 426,776.04

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1.5x scale

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.