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Finding the Fourth Proportional to 579,964.84, 800,297.70 and 325,266.76

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Solution

The fourth proportional to 579,964.84, 800,297.70 and 325,266.76 is: 448,837.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,964.84 : 800,297.70 = 325,266.76 : x
  2. Step 2: Convert to fraction form
    579,964.84/800,297.70 = 325,266.76/x
  3. Step 3: Cross multiply
    579,964.84x = 800,297.70 × 325,266.76
  4. Step 4: Simplify right side
    579,964.84x = 260,310,239,914.45
  5. Step 5: Solve for x
    x = 260,310,239,914.45/579,964.84
  6. Step 6: Final answer
    x = 448,837.97

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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.