Home / 369,912.27-510,478.16-200,146.35

Finding the Fourth Proportional to 369,912.27, 510,478.16 and 200,146.35

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Solution

The fourth proportional to 369,912.27, 510,478.16 and 200,146.35 is: 276,201.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,912.27 : 510,478.16 = 200,146.35 : x
  2. Step 2: Convert to fraction form
    369,912.27/510,478.16 = 200,146.35/x
  3. Step 3: Cross multiply
    369,912.27x = 510,478.16 × 200,146.35
  4. Step 4: Simplify right side
    369,912.27x = 102,170,339,477.98
  5. Step 5: Solve for x
    x = 102,170,339,477.98/369,912.27
  6. Step 6: Final answer
    x = 276,201.54

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1.5x scale

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.