Home / 575,116.94-862,262.85-219,831.50

Finding the Fourth Proportional to 575,116.94, 862,262.85 and 219,831.50

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Solution

The fourth proportional to 575,116.94, 862,262.85 and 219,831.50 is: 329,589.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,116.94 : 862,262.85 = 219,831.50 : x
  2. Step 2: Convert to fraction form
    575,116.94/862,262.85 = 219,831.50/x
  3. Step 3: Cross multiply
    575,116.94x = 862,262.85 × 219,831.50
  4. Step 4: Simplify right side
    575,116.94x = 189,552,535,709.78
  5. Step 5: Solve for x
    x = 189,552,535,709.78/575,116.94
  6. Step 6: Final answer
    x = 329,589.55

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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.