Home / 746,121.57-1,119,400.35-240,671.36

Finding the Fourth Proportional to 746,121.57, 1,119,400.35 and 240,671.36

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Solution

The fourth proportional to 746,121.57, 1,119,400.35 and 240,671.36 is: 361,077.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,121.57 : 1,119,400.35 = 240,671.36 : x
  2. Step 2: Convert to fraction form
    746,121.57/1,119,400.35 = 240,671.36/x
  3. Step 3: Cross multiply
    746,121.57x = 1,119,400.35 × 240,671.36
  4. Step 4: Simplify right side
    746,121.57x = 269,407,604,618.98
  5. Step 5: Solve for x
    x = 269,407,604,618.98/746,121.57
  6. Step 6: Final answer
    x = 361,077.36

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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.