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Finding the Fourth Proportional to 370,891.32, 511,902.66 and 241,989.60

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Solution

The fourth proportional to 370,891.32, 511,902.66 and 241,989.60 is: 333,993.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,891.32 : 511,902.66 = 241,989.60 : x
  2. Step 2: Convert to fraction form
    370,891.32/511,902.66 = 241,989.60/x
  3. Step 3: Cross multiply
    370,891.32x = 511,902.66 × 241,989.60
  4. Step 4: Simplify right side
    370,891.32x = 123,875,119,932.34
  5. Step 5: Solve for x
    x = 123,875,119,932.34/370,891.32
  6. Step 6: Final answer
    x = 333,993.04

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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.