Home / 1,366,458.30-2,049,687.45-479,994.30

Finding the Fourth Proportional to 1,366,458.30, 2,049,687.45 and 479,994.30

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Solution

The fourth proportional to 1,366,458.30, 2,049,687.45 and 479,994.30 is: 719,991.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,366,458.30 : 2,049,687.45 = 479,994.30 : x
  2. Step 2: Convert to fraction form
    1,366,458.30/2,049,687.45 = 479,994.30/x
  3. Step 3: Cross multiply
    1,366,458.30x = 2,049,687.45 × 479,994.30
  4. Step 4: Simplify right side
    1,366,458.30x = 983,838,292,781.54
  5. Step 5: Solve for x
    x = 983,838,292,781.54/1,366,458.30
  6. Step 6: Final answer
    x = 719,991.45

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Double scale
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Similar ratio
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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.