Home / 727,288.22-1,091,104.05-228,652.22

Finding the Fourth Proportional to 727,288.22, 1,091,104.05 and 228,652.22

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Solution

The fourth proportional to 727,288.22, 1,091,104.05 and 228,652.22 is: 343,032.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,288.22 : 1,091,104.05 = 228,652.22 : x
  2. Step 2: Convert to fraction form
    727,288.22/1,091,104.05 = 228,652.22/x
  3. Step 3: Cross multiply
    727,288.22x = 1,091,104.05 × 228,652.22
  4. Step 4: Simplify right side
    727,288.22x = 249,483,357,827.97
  5. Step 5: Solve for x
    x = 249,483,357,827.97/727,288.22
  6. Step 6: Final answer
    x = 343,032.31

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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.