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Finding the Fourth Proportional to 594,700.97, 820,688.15 and 322,768.87

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Solution

The fourth proportional to 594,700.97, 820,688.15 and 322,768.87 is: 445,421.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,700.97 : 820,688.15 = 322,768.87 : x
  2. Step 2: Convert to fraction form
    594,700.97/820,688.15 = 322,768.87/x
  3. Step 3: Cross multiply
    594,700.97x = 820,688.15 × 322,768.87
  4. Step 4: Simplify right side
    594,700.97x = 264,892,585,553.09
  5. Step 5: Solve for x
    x = 264,892,585,553.09/594,700.97
  6. Step 6: Final answer
    x = 445,421.48

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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.