Home / 452,687.04-678,365.92-227,738.28

Finding the Fourth Proportional to 452,687.04, 678,365.92 and 227,738.28

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Solution

The fourth proportional to 452,687.04, 678,365.92 and 227,738.28 is: 341,273.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,687.04 : 678,365.92 = 227,738.28 : x
  2. Step 2: Convert to fraction form
    452,687.04/678,365.92 = 227,738.28/x
  3. Step 3: Cross multiply
    452,687.04x = 678,365.92 × 227,738.28
  4. Step 4: Simplify right side
    452,687.04x = 154,489,887,831.42
  5. Step 5: Solve for x
    x = 154,489,887,831.42/452,687.04
  6. Step 6: Final answer
    x = 341,273.05

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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.