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Finding the Fourth Proportional to 348,323.92, 480,692.52 and 195,396.10

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Solution

The fourth proportional to 348,323.92, 480,692.52 and 195,396.10 is: 269,649.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,323.92 : 480,692.52 = 195,396.10 : x
  2. Step 2: Convert to fraction form
    348,323.92/480,692.52 = 195,396.10/x
  3. Step 3: Cross multiply
    348,323.92x = 480,692.52 × 195,396.10
  4. Step 4: Simplify right side
    348,323.92x = 93,925,443,707.17
  5. Step 5: Solve for x
    x = 93,925,443,707.17/348,323.92
  6. Step 6: Final answer
    x = 269,649.71

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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.