Home / 841,082.64-1,160,519.81-496,743.97

Finding the Fourth Proportional to 841,082.64, 1,160,519.81 and 496,743.97

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Solution

The fourth proportional to 841,082.64, 1,160,519.81 and 496,743.97 is: 685,403.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,082.64 : 1,160,519.81 = 496,743.97 : x
  2. Step 2: Convert to fraction form
    841,082.64/1,160,519.81 = 496,743.97/x
  3. Step 3: Cross multiply
    841,082.64x = 1,160,519.81 × 496,743.97
  4. Step 4: Simplify right side
    841,082.64x = 576,481,217,683.05
  5. Step 5: Solve for x
    x = 576,481,217,683.05/841,082.64
  6. Step 6: Final answer
    x = 685,403.78

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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.