Home / 745,120.36-1,117,732.38-246,834.28

Finding the Fourth Proportional to 745,120.36, 1,117,732.38 and 246,834.28

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Solution

The fourth proportional to 745,120.36, 1,117,732.38 and 246,834.28 is: 370,268.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    745,120.36 : 1,117,732.38 = 246,834.28 : x
  2. Step 2: Convert to fraction form
    745,120.36/1,117,732.38 = 246,834.28/x
  3. Step 3: Cross multiply
    745,120.36x = 1,117,732.38 × 246,834.28
  4. Step 4: Simplify right side
    745,120.36x = 275,894,667,249.99
  5. Step 5: Solve for x
    x = 275,894,667,249.99/745,120.36
  6. Step 6: Final answer
    x = 370,268.59

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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.