Home / 867,596.57-1,197,283.07-485,623.43

Finding the Fourth Proportional to 867,596.57, 1,197,283.07 and 485,623.43

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Solution

The fourth proportional to 867,596.57, 1,197,283.07 and 485,623.43 is: 670,160.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,596.57 : 1,197,283.07 = 485,623.43 : x
  2. Step 2: Convert to fraction form
    867,596.57/1,197,283.07 = 485,623.43/x
  3. Step 3: Cross multiply
    867,596.57x = 1,197,283.07 × 485,623.43
  4. Step 4: Simplify right side
    867,596.57x = 581,428,711,134.33
  5. Step 5: Solve for x
    x = 581,428,711,134.33/867,596.57
  6. Step 6: Final answer
    x = 670,160.22

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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.