Home / 976,865.77-1,466,244.53-471,781.77

Finding the Fourth Proportional to 976,865.77, 1,466,244.53 and 471,781.77

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Solution

The fourth proportional to 976,865.77, 1,466,244.53 and 471,781.77 is: 708,129.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,865.77 : 1,466,244.53 = 471,781.77 : x
  2. Step 2: Convert to fraction form
    976,865.77/1,466,244.53 = 471,781.77/x
  3. Step 3: Cross multiply
    976,865.77x = 1,466,244.53 × 471,781.77
  4. Step 4: Simplify right side
    976,865.77x = 691,747,439,616.22
  5. Step 5: Solve for x
    x = 691,747,439,616.22/976,865.77
  6. Step 6: Final answer
    x = 708,129.47

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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.