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Finding the Fourth Proportional to 370,368.62, 511,110.96 and 200,602.76

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Solution

The fourth proportional to 370,368.62, 511,110.96 and 200,602.76 is: 276,833.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,368.62 : 511,110.96 = 200,602.76 : x
  2. Step 2: Convert to fraction form
    370,368.62/511,110.96 = 200,602.76/x
  3. Step 3: Cross multiply
    370,368.62x = 511,110.96 × 200,602.76
  4. Step 4: Simplify right side
    370,368.62x = 102,530,269,242.25
  5. Step 5: Solve for x
    x = 102,530,269,242.25/370,368.62
  6. Step 6: Final answer
    x = 276,833.04

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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.