Home / 351,831.52-526,501.50-218,774.44

Finding the Fourth Proportional to 351,831.52, 526,501.50 and 218,774.44

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Solution

The fourth proportional to 351,831.52, 526,501.50 and 218,774.44 is: 327,387.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,831.52 : 526,501.50 = 218,774.44 : x
  2. Step 2: Convert to fraction form
    351,831.52/526,501.50 = 218,774.44/x
  3. Step 3: Cross multiply
    351,831.52x = 526,501.50 × 218,774.44
  4. Step 4: Simplify right side
    351,831.52x = 115,185,070,821.66
  5. Step 5: Solve for x
    x = 115,185,070,821.66/351,831.52
  6. Step 6: Final answer
    x = 327,387.01

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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.