Home / 728,059.57-1,092,089.36-727,008.19

Finding the Fourth Proportional to 728,059.57, 1,092,089.36 and 727,008.19

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Solution

The fourth proportional to 728,059.57, 1,092,089.36 and 727,008.19 is: 1,090,512.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    728,059.57 : 1,092,089.36 = 727,008.19 : x
  2. Step 2: Convert to fraction form
    728,059.57/1,092,089.36 = 727,008.19/x
  3. Step 3: Cross multiply
    728,059.57x = 1,092,089.36 × 727,008.19
  4. Step 4: Simplify right side
    728,059.57x = 793,957,905,296.82
  5. Step 5: Solve for x
    x = 793,957,905,296.82/728,059.57
  6. Step 6: Final answer
    x = 1,090,512.29

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1.5x scale

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.