Home / 698,839.31-1,048,282.22-193,357.94

Finding the Fourth Proportional to 698,839.31, 1,048,282.22 and 193,357.94

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Solution

The fourth proportional to 698,839.31, 1,048,282.22 and 193,357.94 is: 290,043.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,839.31 : 1,048,282.22 = 193,357.94 : x
  2. Step 2: Convert to fraction form
    698,839.31/1,048,282.22 = 193,357.94/x
  3. Step 3: Cross multiply
    698,839.31x = 1,048,282.22 × 193,357.94
  4. Step 4: Simplify right side
    698,839.31x = 202,693,685,839.81
  5. Step 5: Solve for x
    x = 202,693,685,839.81/698,839.31
  6. Step 6: Final answer
    x = 290,043.34

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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.