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Finding the Fourth Proportional to 305,598.27, 458,400.51 and 92,367.90

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Solution

The fourth proportional to 305,598.27, 458,400.51 and 92,367.90 is: 138,552.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,598.27 : 458,400.51 = 92,367.90 : x
  2. Step 2: Convert to fraction form
    305,598.27/458,400.51 = 92,367.90/x
  3. Step 3: Cross multiply
    305,598.27x = 458,400.51 × 92,367.90
  4. Step 4: Simplify right side
    305,598.27x = 42,341,492,467.63
  5. Step 5: Solve for x
    x = 42,341,492,467.63/305,598.27
  6. Step 6: Final answer
    x = 138,552.79

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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.