Home / 880,916.40-1,321,374.60-739,198.80

Finding the Fourth Proportional to 880,916.40, 1,321,374.60 and 739,198.80

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Solution

The fourth proportional to 880,916.40, 1,321,374.60 and 739,198.80 is: 1,108,798.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,916.40 : 1,321,374.60 = 739,198.80 : x
  2. Step 2: Convert to fraction form
    880,916.40/1,321,374.60 = 739,198.80/x
  3. Step 3: Cross multiply
    880,916.40x = 1,321,374.60 × 739,198.80
  4. Step 4: Simplify right side
    880,916.40x = 976,758,518,670.48
  5. Step 5: Solve for x
    x = 976,758,518,670.48/880,916.40
  6. Step 6: Final answer
    x = 1,108,798.20

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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.