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Finding the Fourth Proportional to 370,580.60, 511,401.66 and 200,813.24

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Solution

The fourth proportional to 370,580.60, 511,401.66 and 200,813.24 is: 277,122.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,580.60 : 511,401.66 = 200,813.24 : x
  2. Step 2: Convert to fraction form
    370,580.60/511,401.66 = 200,813.24/x
  3. Step 3: Cross multiply
    370,580.60x = 511,401.66 × 200,813.24
  4. Step 4: Simplify right side
    370,580.60x = 102,696,224,285.98
  5. Step 5: Solve for x
    x = 102,696,224,285.98/370,580.60
  6. Step 6: Final answer
    x = 277,122.51

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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.