Home / 886,390.20-1,330,569.45-549,810.90

Finding the Fourth Proportional to 886,390.20, 1,330,569.45 and 549,810.90

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Solution

The fourth proportional to 886,390.20, 1,330,569.45 and 549,810.90 is: 825,326.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,390.20 : 1,330,569.45 = 549,810.90 : x
  2. Step 2: Convert to fraction form
    886,390.20/1,330,569.45 = 549,810.90/x
  3. Step 3: Cross multiply
    886,390.20x = 1,330,569.45 × 549,810.90
  4. Step 4: Simplify right side
    886,390.20x = 731,561,586,817.01
  5. Step 5: Solve for x
    x = 731,561,586,817.01/886,390.20
  6. Step 6: Final answer
    x = 825,326.80

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.