Home / 470,786.68-649,677.97-255,932.16

Finding the Fourth Proportional to 470,786.68, 649,677.97 and 255,932.16

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Solution

The fourth proportional to 470,786.68, 649,677.97 and 255,932.16 is: 353,182.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,786.68 : 649,677.97 = 255,932.16 : x
  2. Step 2: Convert to fraction form
    470,786.68/649,677.97 = 255,932.16/x
  3. Step 3: Cross multiply
    470,786.68x = 649,677.97 × 255,932.16
  4. Step 4: Simplify right side
    470,786.68x = 166,273,482,610.52
  5. Step 5: Solve for x
    x = 166,273,482,610.52/470,786.68
  6. Step 6: Final answer
    x = 353,182.21

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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.