Home / 376,982.30-520,356.86-241,381.62

Finding the Fourth Proportional to 376,982.30, 520,356.86 and 241,381.62

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Solution

The fourth proportional to 376,982.30, 520,356.86 and 241,381.62 is: 333,184.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,982.30 : 520,356.86 = 241,381.62 : x
  2. Step 2: Convert to fraction form
    376,982.30/520,356.86 = 241,381.62/x
  3. Step 3: Cross multiply
    376,982.30x = 520,356.86 × 241,381.62
  4. Step 4: Simplify right side
    376,982.30x = 125,604,581,543.19
  5. Step 5: Solve for x
    x = 125,604,581,543.19/376,982.30
  6. Step 6: Final answer
    x = 333,184.29

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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.