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Finding the Fourth Proportional to 348,624, 481,116.84 and 273,041.28

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Solution

The fourth proportional to 348,624, 481,116.84 and 273,041.28 is: 376,809.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,624 : 481,116.84 = 273,041.28 : x
  2. Step 2: Convert to fraction form
    348,624/481,116.84 = 273,041.28/x
  3. Step 3: Cross multiply
    348,624x = 481,116.84 × 273,041.28
  4. Step 4: Simplify right side
    348,624x = 131,364,757,823.16
  5. Step 5: Solve for x
    x = 131,364,757,823.16/348,624
  6. Step 6: Final answer
    x = 376,809.28

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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.