Home / 578,207.73-867,274.66-178,815.06

Finding the Fourth Proportional to 578,207.73, 867,274.66 and 178,815.06

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Solution

The fourth proportional to 578,207.73, 867,274.66 and 178,815.06 is: 268,211.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,207.73 : 867,274.66 = 178,815.06 : x
  2. Step 2: Convert to fraction form
    578,207.73/867,274.66 = 178,815.06/x
  3. Step 3: Cross multiply
    578,207.73x = 867,274.66 × 178,815.06
  4. Step 4: Simplify right side
    578,207.73x = 155,081,770,364.38
  5. Step 5: Solve for x
    x = 155,081,770,364.38/578,207.73
  6. Step 6: Final answer
    x = 268,211.17

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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.