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Finding the Fourth Proportional to 594,740.39, 820,742.49 and 322,808.22

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Solution

The fourth proportional to 594,740.39, 820,742.49 and 322,808.22 is: 445,475.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,740.39 : 820,742.49 = 322,808.22 : x
  2. Step 2: Convert to fraction form
    594,740.39/820,742.49 = 322,808.22/x
  3. Step 3: Cross multiply
    594,740.39x = 820,742.49 × 322,808.22
  4. Step 4: Simplify right side
    594,740.39x = 264,942,422,275.27
  5. Step 5: Solve for x
    x = 264,942,422,275.27/594,740.39
  6. Step 6: Final answer
    x = 445,475.76

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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.