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Finding the Fourth Proportional to 477,371.17, 716,003.25 and 122,393.53

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Solution

The fourth proportional to 477,371.17, 716,003.25 and 122,393.53 is: 183,576.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,371.17 : 716,003.25 = 122,393.53 : x
  2. Step 2: Convert to fraction form
    477,371.17/716,003.25 = 122,393.53/x
  3. Step 3: Cross multiply
    477,371.17x = 716,003.25 × 122,393.53
  4. Step 4: Simplify right side
    477,371.17x = 87,634,165,258.97
  5. Step 5: Solve for x
    x = 87,634,165,258.97/477,371.17
  6. Step 6: Final answer
    x = 183,576.58

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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.