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Finding the Fourth Proportional to 348,327.53, 480,685.72 and 195,366.02

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Solution

The fourth proportional to 348,327.53, 480,685.72 and 195,366.02 is: 269,601.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,327.53 : 480,685.72 = 195,366.02 : x
  2. Step 2: Convert to fraction form
    348,327.53/480,685.72 = 195,366.02/x
  3. Step 3: Cross multiply
    348,327.53x = 480,685.72 × 195,366.02
  4. Step 4: Simplify right side
    348,327.53x = 93,909,653,583.81
  5. Step 5: Solve for x
    x = 93,909,653,583.81/348,327.53
  6. Step 6: Final answer
    x = 269,601.58

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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.