Home / 898,992.40-1,348,488.60-543,823.60

Finding the Fourth Proportional to 898,992.40, 1,348,488.60 and 543,823.60

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Solution

The fourth proportional to 898,992.40, 1,348,488.60 and 543,823.60 is: 815,735.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,992.40 : 1,348,488.60 = 543,823.60 : x
  2. Step 2: Convert to fraction form
    898,992.40/1,348,488.60 = 543,823.60/x
  3. Step 3: Cross multiply
    898,992.40x = 1,348,488.60 × 543,823.60
  4. Step 4: Simplify right side
    898,992.40x = 733,339,925,010.96
  5. Step 5: Solve for x
    x = 733,339,925,010.96/898,992.40
  6. Step 6: Final answer
    x = 815,735.40

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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.