Home / 1,015,102.52-1,522,654.92-305,130.56

Finding the Fourth Proportional to 1,015,102.52, 1,522,654.92 and 305,130.56

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Solution

The fourth proportional to 1,015,102.52, 1,522,654.92 and 305,130.56 is: 457,696.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,015,102.52 : 1,522,654.92 = 305,130.56 : x
  2. Step 2: Convert to fraction form
    1,015,102.52/1,522,654.92 = 305,130.56/x
  3. Step 3: Cross multiply
    1,015,102.52x = 1,522,654.92 × 305,130.56
  4. Step 4: Simplify right side
    1,015,102.52x = 464,608,548,426.36
  5. Step 5: Solve for x
    x = 464,608,548,426.36/1,015,102.52
  6. Step 6: Final answer
    x = 457,696.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.