Home / 370,035.20-510,648.57-200,269.33

Finding the Fourth Proportional to 370,035.20, 510,648.57 and 200,269.33

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Solution

The fourth proportional to 370,035.20, 510,648.57 and 200,269.33 is: 276,371.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,035.20 : 510,648.57 = 200,269.33 : x
  2. Step 2: Convert to fraction form
    370,035.20/510,648.57 = 200,269.33/x
  3. Step 3: Cross multiply
    370,035.20x = 510,648.57 × 200,269.33
  4. Step 4: Simplify right side
    370,035.20x = 102,267,245,702.74
  5. Step 5: Solve for x
    x = 102,267,245,702.74/370,035.20
  6. Step 6: Final answer
    x = 276,371.67

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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.