Home / 372,929.40-558,081.90-254,831.40

Finding the Fourth Proportional to 372,929.40, 558,081.90 and 254,831.40

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Solution

The fourth proportional to 372,929.40, 558,081.90 and 254,831.40 is: 381,350.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,929.40 : 558,081.90 = 254,831.40 : x
  2. Step 2: Convert to fraction form
    372,929.40/558,081.90 = 254,831.40/x
  3. Step 3: Cross multiply
    372,929.40x = 558,081.90 × 254,831.40
  4. Step 4: Simplify right side
    372,929.40x = 142,216,791,891.66
  5. Step 5: Solve for x
    x = 142,216,791,891.66/372,929.40
  6. Step 6: Final answer
    x = 381,350.44

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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.