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Finding the Fourth Proportional to 452,808.43, 624,890.61 and 248,866.59

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Solution

The fourth proportional to 452,808.43, 624,890.61 and 248,866.59 is: 343,444.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,808.43 : 624,890.61 = 248,866.59 : x
  2. Step 2: Convert to fraction form
    452,808.43/624,890.61 = 248,866.59/x
  3. Step 3: Cross multiply
    452,808.43x = 624,890.61 × 248,866.59
  4. Step 4: Simplify right side
    452,808.43x = 155,514,395,233.72
  5. Step 5: Solve for x
    x = 155,514,395,233.72/452,808.43
  6. Step 6: Final answer
    x = 343,444.13

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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.