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Finding the Fourth Proportional to 302,806.30, 454,209.45 and 184,416.70

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Solution

The fourth proportional to 302,806.30, 454,209.45 and 184,416.70 is: 276,625.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,806.30 : 454,209.45 = 184,416.70 : x
  2. Step 2: Convert to fraction form
    302,806.30/454,209.45 = 184,416.70/x
  3. Step 3: Cross multiply
    302,806.30x = 454,209.45 × 184,416.70
  4. Step 4: Simplify right side
    302,806.30x = 83,763,807,877.82
  5. Step 5: Solve for x
    x = 83,763,807,877.82/302,806.30
  6. Step 6: Final answer
    x = 276,625.05

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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.