Home / 307,734.03-424,671.39-171,760.14

Finding the Fourth Proportional to 307,734.03, 424,671.39 and 171,760.14

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Solution

The fourth proportional to 307,734.03, 424,671.39 and 171,760.14 is: 237,028.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,734.03 : 424,671.39 = 171,760.14 : x
  2. Step 2: Convert to fraction form
    307,734.03/424,671.39 = 171,760.14/x
  3. Step 3: Cross multiply
    307,734.03x = 424,671.39 × 171,760.14
  4. Step 4: Simplify right side
    307,734.03x = 72,941,617,400.39
  5. Step 5: Solve for x
    x = 72,941,617,400.39/307,734.03
  6. Step 6: Final answer
    x = 237,028.12

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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.