Home / 350,684.37-483,934.70-197,721.20

Finding the Fourth Proportional to 350,684.37, 483,934.70 and 197,721.20

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Solution

The fourth proportional to 350,684.37, 483,934.70 and 197,721.20 is: 272,849.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,684.37 : 483,934.70 = 197,721.20 : x
  2. Step 2: Convert to fraction form
    350,684.37/483,934.70 = 197,721.20/x
  3. Step 3: Cross multiply
    350,684.37x = 483,934.70 × 197,721.20
  4. Step 4: Simplify right side
    350,684.37x = 95,684,151,309.78
  5. Step 5: Solve for x
    x = 95,684,151,309.78/350,684.37
  6. Step 6: Final answer
    x = 272,849.77

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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.