Home / 747,460.20-1,120,523.70-274,035.24

Finding the Fourth Proportional to 747,460.20, 1,120,523.70 and 274,035.24

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Solution

The fourth proportional to 747,460.20, 1,120,523.70 and 274,035.24 is: 410,808.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,460.20 : 1,120,523.70 = 274,035.24 : x
  2. Step 2: Convert to fraction form
    747,460.20/1,120,523.70 = 274,035.24/x
  3. Step 3: Cross multiply
    747,460.20x = 1,120,523.70 × 274,035.24
  4. Step 4: Simplify right side
    747,460.20x = 307,062,981,055.19
  5. Step 5: Solve for x
    x = 307,062,981,055.19/747,460.20
  6. Step 6: Final answer
    x = 410,808.47

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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.