Home / 883,451.58-1,219,129.96-539,862.04

Finding the Fourth Proportional to 883,451.58, 1,219,129.96 and 539,862.04

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Solution

The fourth proportional to 883,451.58, 1,219,129.96 and 539,862.04 is: 744,989.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,451.58 : 1,219,129.96 = 539,862.04 : x
  2. Step 2: Convert to fraction form
    883,451.58/1,219,129.96 = 539,862.04/x
  3. Step 3: Cross multiply
    883,451.58x = 1,219,129.96 × 539,862.04
  4. Step 4: Simplify right side
    883,451.58x = 658,161,987,230.72
  5. Step 5: Solve for x
    x = 658,161,987,230.72/883,451.58
  6. Step 6: Final answer
    x = 744,989.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.