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Finding the Fourth Proportional to 302,852.40, 454,343.40 and 92,511.60

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Solution

The fourth proportional to 302,852.40, 454,343.40 and 92,511.60 is: 138,787.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,852.40 : 454,343.40 = 92,511.60 : x
  2. Step 2: Convert to fraction form
    302,852.40/454,343.40 = 92,511.60/x
  3. Step 3: Cross multiply
    302,852.40x = 454,343.40 × 92,511.60
  4. Step 4: Simplify right side
    302,852.40x = 42,032,034,883.44
  5. Step 5: Solve for x
    x = 42,032,034,883.44/302,852.40
  6. Step 6: Final answer
    x = 138,787.19

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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.