Home / 397,210.88-595,629.02-144,313.04

Finding the Fourth Proportional to 397,210.88, 595,629.02 and 144,313.04

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Solution

The fourth proportional to 397,210.88, 595,629.02 and 144,313.04 is: 216,401.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,210.88 : 595,629.02 = 144,313.04 : x
  2. Step 2: Convert to fraction form
    397,210.88/595,629.02 = 144,313.04/x
  3. Step 3: Cross multiply
    397,210.88x = 595,629.02 × 144,313.04
  4. Step 4: Simplify right side
    397,210.88x = 85,957,034,588.42
  5. Step 5: Solve for x
    x = 85,957,034,588.42/397,210.88
  6. Step 6: Final answer
    x = 216,401.51

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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.