Home / 699,282.94-1,048,635.24-219,350.66

Finding the Fourth Proportional to 699,282.94, 1,048,635.24 and 219,350.66

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Solution

The fourth proportional to 699,282.94, 1,048,635.24 and 219,350.66 is: 328,935.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,282.94 : 1,048,635.24 = 219,350.66 : x
  2. Step 2: Convert to fraction form
    699,282.94/1,048,635.24 = 219,350.66/x
  3. Step 3: Cross multiply
    699,282.94x = 1,048,635.24 × 219,350.66
  4. Step 4: Simplify right side
    699,282.94x = 230,018,831,993.26
  5. Step 5: Solve for x
    x = 230,018,831,993.26/699,282.94
  6. Step 6: Final answer
    x = 328,935.28

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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.