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Finding the Fourth Proportional to 483,635.10, 725,193.45 and 202,835.10

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Solution

The fourth proportional to 483,635.10, 725,193.45 and 202,835.10 is: 304,143.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,635.10 : 725,193.45 = 202,835.10 : x
  2. Step 2: Convert to fraction form
    483,635.10/725,193.45 = 202,835.10/x
  3. Step 3: Cross multiply
    483,635.10x = 725,193.45 × 202,835.10
  4. Step 4: Simplify right side
    483,635.10x = 147,094,685,950.10
  5. Step 5: Solve for x
    x = 147,094,685,950.10/483,635.10
  6. Step 6: Final answer
    x = 304,143.94

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1.5x scale

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.