Home / 462,243.45-693,365.18-146,725.05

Finding the Fourth Proportional to 462,243.45, 693,365.18 and 146,725.05

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Solution

The fourth proportional to 462,243.45, 693,365.18 and 146,725.05 is: 220,087.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,243.45 : 693,365.18 = 146,725.05 : x
  2. Step 2: Convert to fraction form
    462,243.45/693,365.18 = 146,725.05/x
  3. Step 3: Cross multiply
    462,243.45x = 693,365.18 × 146,725.05
  4. Step 4: Simplify right side
    462,243.45x = 101,734,039,970.13
  5. Step 5: Solve for x
    x = 101,734,039,970.13/462,243.45
  6. Step 6: Final answer
    x = 220,087.58

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Similar ratio
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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.