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Finding the Fourth Proportional to 302,426, 453,704.56 and 92,058.44

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Solution

The fourth proportional to 302,426, 453,704.56 and 92,058.44 is: 138,107.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,426 : 453,704.56 = 92,058.44 : x
  2. Step 2: Convert to fraction form
    302,426/453,704.56 = 92,058.44/x
  3. Step 3: Cross multiply
    302,426x = 453,704.56 × 92,058.44
  4. Step 4: Simplify right side
    302,426x = 41,767,334,014.49
  5. Step 5: Solve for x
    x = 41,767,334,014.49/302,426
  6. Step 6: Final answer
    x = 138,107.62

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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.