Home / 454,407.36-627,082.72-263,531.60

Finding the Fourth Proportional to 454,407.36, 627,082.72 and 263,531.60

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Solution

The fourth proportional to 454,407.36, 627,082.72 and 263,531.60 is: 363,673.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,407.36 : 627,082.72 = 263,531.60 : x
  2. Step 2: Convert to fraction form
    454,407.36/627,082.72 = 263,531.60/x
  3. Step 3: Cross multiply
    454,407.36x = 627,082.72 × 263,531.60
  4. Step 4: Simplify right side
    454,407.36x = 165,256,112,533.95
  5. Step 5: Solve for x
    x = 165,256,112,533.95/454,407.36
  6. Step 6: Final answer
    x = 363,673.93

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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.