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Finding the Fourth Proportional to 310,257.42, 465,254.37 and 110,628.06

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Solution

The fourth proportional to 310,257.42, 465,254.37 and 110,628.06 is: 165,895.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,257.42 : 465,254.37 = 110,628.06 : x
  2. Step 2: Convert to fraction form
    310,257.42/465,254.37 = 110,628.06/x
  3. Step 3: Cross multiply
    310,257.42x = 465,254.37 × 110,628.06
  4. Step 4: Simplify right side
    310,257.42x = 51,470,188,359.62
  5. Step 5: Solve for x
    x = 51,470,188,359.62/310,257.42
  6. Step 6: Final answer
    x = 165,895.11

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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.