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Finding the Fourth Proportional to 376,796.52, 519,622.92 and 247,506.88

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Solution

The fourth proportional to 376,796.52, 519,622.92 and 247,506.88 is: 341,325.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,796.52 : 519,622.92 = 247,506.88 : x
  2. Step 2: Convert to fraction form
    376,796.52/519,622.92 = 247,506.88/x
  3. Step 3: Cross multiply
    376,796.52x = 519,622.92 × 247,506.88
  4. Step 4: Simplify right side
    376,796.52x = 128,610,247,705.69
  5. Step 5: Solve for x
    x = 128,610,247,705.69/376,796.52
  6. Step 6: Final answer
    x = 341,325.47

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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.