Home / 589,979.82-814,164.54-335,314.20

Finding the Fourth Proportional to 589,979.82, 814,164.54 and 335,314.20

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Solution

The fourth proportional to 589,979.82, 814,164.54 and 335,314.20 is: 462,729.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,979.82 : 814,164.54 = 335,314.20 : x
  2. Step 2: Convert to fraction form
    589,979.82/814,164.54 = 335,314.20/x
  3. Step 3: Cross multiply
    589,979.82x = 814,164.54 × 335,314.20
  4. Step 4: Simplify right side
    589,979.82x = 273,000,931,398.47
  5. Step 5: Solve for x
    x = 273,000,931,398.47/589,979.82
  6. Step 6: Final answer
    x = 462,729.27

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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.