Home / 610,276.28-842,231.17-338,429.44

Finding the Fourth Proportional to 610,276.28, 842,231.17 and 338,429.44

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Solution

The fourth proportional to 610,276.28, 842,231.17 and 338,429.44 is: 467,060.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    610,276.28 : 842,231.17 = 338,429.44 : x
  2. Step 2: Convert to fraction form
    610,276.28/842,231.17 = 338,429.44/x
  3. Step 3: Cross multiply
    610,276.28x = 842,231.17 × 338,429.44
  4. Step 4: Simplify right side
    610,276.28x = 285,035,822,785.81
  5. Step 5: Solve for x
    x = 285,035,822,785.81/610,276.28
  6. Step 6: Final answer
    x = 467,060.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.