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Finding the Fourth Proportional to 348,375.48, 480,756.18 and 193,325.22

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Solution

The fourth proportional to 348,375.48, 480,756.18 and 193,325.22 is: 266,787.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,375.48 : 480,756.18 = 193,325.22 : x
  2. Step 2: Convert to fraction form
    348,375.48/480,756.18 = 193,325.22/x
  3. Step 3: Cross multiply
    348,375.48x = 480,756.18 × 193,325.22
  4. Step 4: Simplify right side
    348,375.48x = 92,942,294,264.86
  5. Step 5: Solve for x
    x = 92,942,294,264.86/348,375.48
  6. Step 6: Final answer
    x = 266,787.70

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1.5x scale

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.