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Finding the Fourth Proportional to 302,892.61, 454,392.95 and 100,500.84

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Solution

The fourth proportional to 302,892.61, 454,392.95 and 100,500.84 is: 150,769.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,892.61 : 454,392.95 = 100,500.84 : x
  2. Step 2: Convert to fraction form
    302,892.61/454,392.95 = 100,500.84/x
  3. Step 3: Cross multiply
    302,892.61x = 454,392.95 × 100,500.84
  4. Step 4: Simplify right side
    302,892.61x = 45,666,873,416.33
  5. Step 5: Solve for x
    x = 45,666,873,416.33/302,892.61
  6. Step 6: Final answer
    x = 150,769.19

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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.