Home / 1,557,976.78-2,336,731.28-492,880.44

Finding the Fourth Proportional to 1,557,976.78, 2,336,731.28 and 492,880.44

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Solution

The fourth proportional to 1,557,976.78, 2,336,731.28 and 492,880.44 is: 739,246.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,557,976.78 : 2,336,731.28 = 492,880.44 : x
  2. Step 2: Convert to fraction form
    1,557,976.78/2,336,731.28 = 492,880.44/x
  3. Step 3: Cross multiply
    1,557,976.78x = 2,336,731.28 × 492,880.44
  4. Step 4: Simplify right side
    1,557,976.78x = 1,151,729,138,983.76
  5. Step 5: Solve for x
    x = 1,151,729,138,983.76/1,557,976.78
  6. Step 6: Final answer
    x = 739,246.67

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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.