Home / 317,245.68-437,798.04-181,321.80

Finding the Fourth Proportional to 317,245.68, 437,798.04 and 181,321.80

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Solution

The fourth proportional to 317,245.68, 437,798.04 and 181,321.80 is: 250,223.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,245.68 : 437,798.04 = 181,321.80 : x
  2. Step 2: Convert to fraction form
    317,245.68/437,798.04 = 181,321.80/x
  3. Step 3: Cross multiply
    317,245.68x = 437,798.04 × 181,321.80
  4. Step 4: Simplify right side
    317,245.68x = 79,382,328,649.27
  5. Step 5: Solve for x
    x = 79,382,328,649.27/317,245.68
  6. Step 6: Final answer
    x = 250,223.51

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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.