Home / 976,736-1,465,604.07-464,980.34

Finding the Fourth Proportional to 976,736, 1,465,604.07 and 464,980.34

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Solution

The fourth proportional to 976,736, 1,465,604.07 and 464,980.34 is: 697,708.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,736 : 1,465,604.07 = 464,980.34 : x
  2. Step 2: Convert to fraction form
    976,736/1,465,604.07 = 464,980.34/x
  3. Step 3: Cross multiply
    976,736x = 1,465,604.07 × 464,980.34
  4. Step 4: Simplify right side
    976,736x = 681,477,078,773.98
  5. Step 5: Solve for x
    x = 681,477,078,773.98/976,736
  6. Step 6: Final answer
    x = 697,708.57

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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.