Home / 741,948.52-1,112,793.54-342,555.16

Finding the Fourth Proportional to 741,948.52, 1,112,793.54 and 342,555.16

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Solution

The fourth proportional to 741,948.52, 1,112,793.54 and 342,555.16 is: 513,773.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,948.52 : 1,112,793.54 = 342,555.16 : x
  2. Step 2: Convert to fraction form
    741,948.52/1,112,793.54 = 342,555.16/x
  3. Step 3: Cross multiply
    741,948.52x = 1,112,793.54 × 342,555.16
  4. Step 4: Simplify right side
    741,948.52x = 381,193,169,141.67
  5. Step 5: Solve for x
    x = 381,193,169,141.67/741,948.52
  6. Step 6: Final answer
    x = 513,773.07

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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.