Home / 728,967.93-1,092,565.38-515,797.27

Finding the Fourth Proportional to 728,967.93, 1,092,565.38 and 515,797.27

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Solution

The fourth proportional to 728,967.93, 1,092,565.38 and 515,797.27 is: 773,068.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    728,967.93 : 1,092,565.38 = 515,797.27 : x
  2. Step 2: Convert to fraction form
    728,967.93/1,092,565.38 = 515,797.27/x
  3. Step 3: Cross multiply
    728,967.93x = 1,092,565.38 × 515,797.27
  4. Step 4: Simplify right side
    728,967.93x = 563,542,240,300.51
  5. Step 5: Solve for x
    x = 563,542,240,300.51/728,967.93
  6. Step 6: Final answer
    x = 773,068.64

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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.