Home / 442,220.27-662,008.34-270,902.30

Finding the Fourth Proportional to 442,220.27, 662,008.34 and 270,902.30

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Solution

The fourth proportional to 442,220.27, 662,008.34 and 270,902.30 is: 405,543.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,220.27 : 662,008.34 = 270,902.30 : x
  2. Step 2: Convert to fraction form
    442,220.27/662,008.34 = 270,902.30/x
  3. Step 3: Cross multiply
    442,220.27x = 662,008.34 × 270,902.30
  4. Step 4: Simplify right side
    442,220.27x = 179,339,579,292.40
  5. Step 5: Solve for x
    x = 179,339,579,292.40/442,220.27
  6. Step 6: Final answer
    x = 405,543.56

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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.