Home / 727,295.47-1,091,114.92-228,659.47

Finding the Fourth Proportional to 727,295.47, 1,091,114.92 and 228,659.47

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Solution

The fourth proportional to 727,295.47, 1,091,114.92 and 228,659.47 is: 343,043.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,295.47 : 1,091,114.92 = 228,659.47 : x
  2. Step 2: Convert to fraction form
    727,295.47/1,091,114.92 = 228,659.47/x
  3. Step 3: Cross multiply
    727,295.47x = 1,091,114.92 × 228,659.47
  4. Step 4: Simplify right side
    727,295.47x = 249,493,759,316.29
  5. Step 5: Solve for x
    x = 249,493,759,316.29/727,295.47
  6. Step 6: Final answer
    x = 343,043.19

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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.