Home / 727,564.38-1,091,381.13-228,967.26

Finding the Fourth Proportional to 727,564.38, 1,091,381.13 and 228,967.26

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Solution

The fourth proportional to 727,564.38, 1,091,381.13 and 228,967.26 is: 343,461.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,564.38 : 1,091,381.13 = 228,967.26 : x
  2. Step 2: Convert to fraction form
    727,564.38/1,091,381.13 = 228,967.26/x
  3. Step 3: Cross multiply
    727,564.38x = 1,091,381.13 × 228,967.26
  4. Step 4: Simplify right side
    727,564.38x = 249,890,546,951.80
  5. Step 5: Solve for x
    x = 249,890,546,951.80/727,564.38
  6. Step 6: Final answer
    x = 343,461.77

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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.