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Finding the Fourth Proportional to 348,086.04, 480,368.52 and 197,183.04

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Solution

The fourth proportional to 348,086.04, 480,368.52 and 197,183.04 is: 272,118.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,086.04 : 480,368.52 = 197,183.04 : x
  2. Step 2: Convert to fraction form
    348,086.04/480,368.52 = 197,183.04/x
  3. Step 3: Cross multiply
    348,086.04x = 480,368.52 × 197,183.04
  4. Step 4: Simplify right side
    348,086.04x = 94,720,525,093.90
  5. Step 5: Solve for x
    x = 94,720,525,093.90/348,086.04
  6. Step 6: Final answer
    x = 272,118.14

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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.