Home / 993,449.44-1,371,149.20-563,769.60

Finding the Fourth Proportional to 993,449.44, 1,371,149.20 and 563,769.60

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Solution

The fourth proportional to 993,449.44, 1,371,149.20 and 563,769.60 is: 778,109.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,449.44 : 1,371,149.20 = 563,769.60 : x
  2. Step 2: Convert to fraction form
    993,449.44/1,371,149.20 = 563,769.60/x
  3. Step 3: Cross multiply
    993,449.44x = 1,371,149.20 × 563,769.60
  4. Step 4: Simplify right side
    993,449.44x = 773,012,236,024.32
  5. Step 5: Solve for x
    x = 773,012,236,024.32/993,449.44
  6. Step 6: Final answer
    x = 778,109.29

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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.