Home / 251,822.64-347,077.14-219,354.81

Finding the Fourth Proportional to 251,822.64, 347,077.14 and 219,354.81

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Solution

The fourth proportional to 251,822.64, 347,077.14 and 219,354.81 is: 302,328.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,822.64 : 347,077.14 = 219,354.81 : x
  2. Step 2: Convert to fraction form
    251,822.64/347,077.14 = 219,354.81/x
  3. Step 3: Cross multiply
    251,822.64x = 347,077.14 × 219,354.81
  4. Step 4: Simplify right side
    251,822.64x = 76,133,040,100.04
  5. Step 5: Solve for x
    x = 76,133,040,100.04/251,822.64
  6. Step 6: Final answer
    x = 302,328.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.