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Finding the Fourth Proportional to 302,603.70, 453,905.55 and 92,252.10

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Solution

The fourth proportional to 302,603.70, 453,905.55 and 92,252.10 is: 138,378.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,603.70 : 453,905.55 = 92,252.10 : x
  2. Step 2: Convert to fraction form
    302,603.70/453,905.55 = 92,252.10/x
  3. Step 3: Cross multiply
    302,603.70x = 453,905.55 × 92,252.10
  4. Step 4: Simplify right side
    302,603.70x = 41,873,740,189.16
  5. Step 5: Solve for x
    x = 41,873,740,189.16/302,603.70
  6. Step 6: Final answer
    x = 138,378.15

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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.