Home / 976,185.96-1,465,223.49-471,102.49

Finding the Fourth Proportional to 976,185.96, 1,465,223.49 and 471,102.49

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Solution

The fourth proportional to 976,185.96, 1,465,223.49 and 471,102.49 is: 707,109.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,185.96 : 1,465,223.49 = 471,102.49 : x
  2. Step 2: Convert to fraction form
    976,185.96/1,465,223.49 = 471,102.49/x
  3. Step 3: Cross multiply
    976,185.96x = 1,465,223.49 × 471,102.49
  4. Step 4: Simplify right side
    976,185.96x = 690,270,432,189.98
  5. Step 5: Solve for x
    x = 690,270,432,189.98/976,185.96
  6. Step 6: Final answer
    x = 707,109.57

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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.