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Finding the Fourth Proportional to 302,574.90, 453,927.15 and 92,234.10

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Solution

The fourth proportional to 302,574.90, 453,927.15 and 92,234.10 is: 138,370.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,574.90 : 453,927.15 = 92,234.10 : x
  2. Step 2: Convert to fraction form
    302,574.90/453,927.15 = 92,234.10/x
  3. Step 3: Cross multiply
    302,574.90x = 453,927.15 × 92,234.10
  4. Step 4: Simplify right side
    302,574.90x = 41,867,562,145.82
  5. Step 5: Solve for x
    x = 41,867,562,145.82/302,574.90
  6. Step 6: Final answer
    x = 138,370.90

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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.