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Finding the Fourth Proportional to 541,423.66, 812,933.85 and 302,005.34

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Solution

The fourth proportional to 541,423.66, 812,933.85 and 302,005.34 is: 453,453.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,423.66 : 812,933.85 = 302,005.34 : x
  2. Step 2: Convert to fraction form
    541,423.66/812,933.85 = 302,005.34/x
  3. Step 3: Cross multiply
    541,423.66x = 812,933.85 × 302,005.34
  4. Step 4: Simplify right side
    541,423.66x = 245,510,361,596.74
  5. Step 5: Solve for x
    x = 245,510,361,596.74/541,423.66
  6. Step 6: Final answer
    x = 453,453.33

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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.