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Finding the Fourth Proportional to 452,249.28, 624,101.25 and 248,303.85

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Solution

The fourth proportional to 452,249.28, 624,101.25 and 248,303.85 is: 342,657.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,249.28 : 624,101.25 = 248,303.85 : x
  2. Step 2: Convert to fraction form
    452,249.28/624,101.25 = 248,303.85/x
  3. Step 3: Cross multiply
    452,249.28x = 624,101.25 × 248,303.85
  4. Step 4: Simplify right side
    452,249.28x = 154,966,743,164.81
  5. Step 5: Solve for x
    x = 154,966,743,164.81/452,249.28
  6. Step 6: Final answer
    x = 342,657.80

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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.