Home / 993,655.20-1,371,249.36-540,949.44

Finding the Fourth Proportional to 993,655.20, 1,371,249.36 and 540,949.44

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Solution

The fourth proportional to 993,655.20, 1,371,249.36 and 540,949.44 is: 746,513.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,655.20 : 1,371,249.36 = 540,949.44 : x
  2. Step 2: Convert to fraction form
    993,655.20/1,371,249.36 = 540,949.44/x
  3. Step 3: Cross multiply
    993,655.20x = 1,371,249.36 × 540,949.44
  4. Step 4: Simplify right side
    993,655.20x = 741,776,573,392.36
  5. Step 5: Solve for x
    x = 741,776,573,392.36/993,655.20
  6. Step 6: Final answer
    x = 746,513.05

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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.