Home / 699,073.51-1,048,607.01-219,336.43

Finding the Fourth Proportional to 699,073.51, 1,048,607.01 and 219,336.43

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Solution

The fourth proportional to 699,073.51, 1,048,607.01 and 219,336.43 is: 329,003.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,073.51 : 1,048,607.01 = 219,336.43 : x
  2. Step 2: Convert to fraction form
    699,073.51/1,048,607.01 = 219,336.43/x
  3. Step 3: Cross multiply
    699,073.51x = 1,048,607.01 × 219,336.43
  4. Step 4: Simplify right side
    699,073.51x = 229,997,718,046.37
  5. Step 5: Solve for x
    x = 229,997,718,046.37/699,073.51
  6. Step 6: Final answer
    x = 329,003.62

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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.