Home / 382,985.45-574,553.79-113,118.19

Finding the Fourth Proportional to 382,985.45, 574,553.79 and 113,118.19

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Solution

The fourth proportional to 382,985.45, 574,553.79 and 113,118.19 is: 169,699.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,985.45 : 574,553.79 = 113,118.19 : x
  2. Step 2: Convert to fraction form
    382,985.45/574,553.79 = 113,118.19/x
  3. Step 3: Cross multiply
    382,985.45x = 574,553.79 × 113,118.19
  4. Step 4: Simplify right side
    382,985.45x = 64,992,483,346.06
  5. Step 5: Solve for x
    x = 64,992,483,346.06/382,985.45
  6. Step 6: Final answer
    x = 169,699.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.