Home / 352,972.78-487,102.23-191,827.87

Finding the Fourth Proportional to 352,972.78, 487,102.23 and 191,827.87

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Solution

The fourth proportional to 352,972.78, 487,102.23 and 191,827.87 is: 264,722.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,972.78 : 487,102.23 = 191,827.87 : x
  2. Step 2: Convert to fraction form
    352,972.78/487,102.23 = 191,827.87/x
  3. Step 3: Cross multiply
    352,972.78x = 487,102.23 × 191,827.87
  4. Step 4: Simplify right side
    352,972.78x = 93,439,783,253.15
  5. Step 5: Solve for x
    x = 93,439,783,253.15/352,972.78
  6. Step 6: Final answer
    x = 264,722.35

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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.