Home / 416,228.75-574,395.68-225,242.14

Finding the Fourth Proportional to 416,228.75, 574,395.68 and 225,242.14

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Solution

The fourth proportional to 416,228.75, 574,395.68 and 225,242.14 is: 310,834.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,228.75 : 574,395.68 = 225,242.14 : x
  2. Step 2: Convert to fraction form
    416,228.75/574,395.68 = 225,242.14/x
  3. Step 3: Cross multiply
    416,228.75x = 574,395.68 × 225,242.14
  4. Step 4: Simplify right side
    416,228.75x = 129,378,112,169.96
  5. Step 5: Solve for x
    x = 129,378,112,169.96/416,228.75
  6. Step 6: Final answer
    x = 310,834.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.