Home / 742,175.56-1,113,260.46-268,750.18

Finding the Fourth Proportional to 742,175.56, 1,113,260.46 and 268,750.18

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Solution

The fourth proportional to 742,175.56, 1,113,260.46 and 268,750.18 is: 403,124.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    742,175.56 : 1,113,260.46 = 268,750.18 : x
  2. Step 2: Convert to fraction form
    742,175.56/1,113,260.46 = 268,750.18/x
  3. Step 3: Cross multiply
    742,175.56x = 1,113,260.46 × 268,750.18
  4. Step 4: Simplify right side
    742,175.56x = 299,188,949,011.88
  5. Step 5: Solve for x
    x = 299,188,949,011.88/742,175.56
  6. Step 6: Final answer
    x = 403,124.23

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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.