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Finding the Fourth Proportional to 370,515.96, 511,312.14 and 200,750.13

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Solution

The fourth proportional to 370,515.96, 511,312.14 and 200,750.13 is: 277,035.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,515.96 : 511,312.14 = 200,750.13 : x
  2. Step 2: Convert to fraction form
    370,515.96/511,312.14 = 200,750.13/x
  3. Step 3: Cross multiply
    370,515.96x = 511,312.14 × 200,750.13
  4. Step 4: Simplify right side
    370,515.96x = 102,645,978,575.58
  5. Step 5: Solve for x
    x = 102,645,978,575.58/370,515.96
  6. Step 6: Final answer
    x = 277,035.24

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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.