Home / 320,326.47-481,362.68-170,673.71

Finding the Fourth Proportional to 320,326.47, 481,362.68 and 170,673.71

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Solution

The fourth proportional to 320,326.47, 481,362.68 and 170,673.71 is: 256,475.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,326.47 : 481,362.68 = 170,673.71 : x
  2. Step 2: Convert to fraction form
    320,326.47/481,362.68 = 170,673.71/x
  3. Step 3: Cross multiply
    320,326.47x = 481,362.68 × 170,673.71
  4. Step 4: Simplify right side
    320,326.47x = 82,155,952,471.01
  5. Step 5: Solve for x
    x = 82,155,952,471.01/320,326.47
  6. Step 6: Final answer
    x = 256,475.69

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1.5x scale

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.