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Finding the Fourth Proportional to 883,068.71, 1,324,800.57 and 322,103.21

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Solution

The fourth proportional to 883,068.71, 1,324,800.57 and 322,103.21 is: 483,226.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,068.71 : 1,324,800.57 = 322,103.21 : x
  2. Step 2: Convert to fraction form
    883,068.71/1,324,800.57 = 322,103.21/x
  3. Step 3: Cross multiply
    883,068.71x = 1,324,800.57 × 322,103.21
  4. Step 4: Simplify right side
    883,068.71x = 426,722,516,206.83
  5. Step 5: Solve for x
    x = 426,722,516,206.83/883,068.71
  6. Step 6: Final answer
    x = 483,226.86

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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.