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Finding the Fourth Proportional to 562,017.12, 775,581.93 and 303,892.29

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Solution

The fourth proportional to 562,017.12, 775,581.93 and 303,892.29 is: 419,370.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,017.12 : 775,581.93 = 303,892.29 : x
  2. Step 2: Convert to fraction form
    562,017.12/775,581.93 = 303,892.29/x
  3. Step 3: Cross multiply
    562,017.12x = 775,581.93 × 303,892.29
  4. Step 4: Simplify right side
    562,017.12x = 235,693,368,790.32
  5. Step 5: Solve for x
    x = 235,693,368,790.32/562,017.12
  6. Step 6: Final answer
    x = 419,370.44

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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.