Home / 317,452.16-438,082.22-174,209.13

Finding the Fourth Proportional to 317,452.16, 438,082.22 and 174,209.13

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Solution

The fourth proportional to 317,452.16, 438,082.22 and 174,209.13 is: 240,407.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,452.16 : 438,082.22 = 174,209.13 : x
  2. Step 2: Convert to fraction form
    317,452.16/438,082.22 = 174,209.13/x
  3. Step 3: Cross multiply
    317,452.16x = 438,082.22 × 174,209.13
  4. Step 4: Simplify right side
    317,452.16x = 76,317,922,850.19
  5. Step 5: Solve for x
    x = 76,317,922,850.19/317,452.16
  6. Step 6: Final answer
    x = 240,407.63

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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.