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Finding the Fourth Proportional to 452,660.16, 624,668.52 and 245,926.80

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Solution

The fourth proportional to 452,660.16, 624,668.52 and 245,926.80 is: 339,377.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,660.16 : 624,668.52 = 245,926.80 : x
  2. Step 2: Convert to fraction form
    452,660.16/624,668.52 = 245,926.80/x
  3. Step 3: Cross multiply
    452,660.16x = 624,668.52 × 245,926.80
  4. Step 4: Simplify right side
    452,660.16x = 153,622,730,184.34
  5. Step 5: Solve for x
    x = 153,622,730,184.34/452,660.16
  6. Step 6: Final answer
    x = 339,377.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.