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Finding the Fourth Proportional to 452,775.36, 624,799.76 and 248,821.90

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Solution

The fourth proportional to 452,775.36, 624,799.76 and 248,821.90 is: 343,357.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,775.36 : 624,799.76 = 248,821.90 : x
  2. Step 2: Convert to fraction form
    452,775.36/624,799.76 = 248,821.90/x
  3. Step 3: Cross multiply
    452,775.36x = 624,799.76 × 248,821.90
  4. Step 4: Simplify right side
    452,775.36x = 155,463,863,402.74
  5. Step 5: Solve for x
    x = 155,463,863,402.74/452,775.36
  6. Step 6: Final answer
    x = 343,357.61

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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.