Home / 372,391.40-558,722.38-182,831.56

Finding the Fourth Proportional to 372,391.40, 558,722.38 and 182,831.56

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Solution

The fourth proportional to 372,391.40, 558,722.38 and 182,831.56 is: 274,313.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,391.40 : 558,722.38 = 182,831.56 : x
  2. Step 2: Convert to fraction form
    372,391.40/558,722.38 = 182,831.56/x
  3. Step 3: Cross multiply
    372,391.40x = 558,722.38 × 182,831.56
  4. Step 4: Simplify right side
    372,391.40x = 102,152,084,342.31
  5. Step 5: Solve for x
    x = 102,152,084,342.31/372,391.40
  6. Step 6: Final answer
    x = 274,313.76

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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.