Home / 343,276.20-514,243.96-163,105.22

Finding the Fourth Proportional to 343,276.20, 514,243.96 and 163,105.22

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Solution

The fourth proportional to 343,276.20, 514,243.96 and 163,105.22 is: 244,339.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,276.20 : 514,243.96 = 163,105.22 : x
  2. Step 2: Convert to fraction form
    343,276.20/514,243.96 = 163,105.22/x
  3. Step 3: Cross multiply
    343,276.20x = 514,243.96 × 163,105.22
  4. Step 4: Simplify right side
    343,276.20x = 83,875,874,229.47
  5. Step 5: Solve for x
    x = 83,875,874,229.47/343,276.20
  6. Step 6: Final answer
    x = 244,339.32

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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.