Home / 329,182.48-454,467.60-208,427.28

Finding the Fourth Proportional to 329,182.48, 454,467.60 and 208,427.28

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Solution

The fourth proportional to 329,182.48, 454,467.60 and 208,427.28 is: 287,753.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,182.48 : 454,467.60 = 208,427.28 : x
  2. Step 2: Convert to fraction form
    329,182.48/454,467.60 = 208,427.28/x
  3. Step 3: Cross multiply
    329,182.48x = 454,467.60 × 208,427.28
  4. Step 4: Simplify right side
    329,182.48x = 94,723,443,230.27
  5. Step 5: Solve for x
    x = 94,723,443,230.27/329,182.48
  6. Step 6: Final answer
    x = 287,753.60

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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.