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Finding the Fourth Proportional to 594,656.34, 820,626.18 and 322,724.17

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Solution

The fourth proportional to 594,656.34, 820,626.18 and 322,724.17 is: 445,359.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,656.34 : 820,626.18 = 322,724.17 : x
  2. Step 2: Convert to fraction form
    594,656.34/820,626.18 = 322,724.17/x
  3. Step 3: Cross multiply
    594,656.34x = 820,626.18 × 322,724.17
  4. Step 4: Simplify right side
    594,656.34x = 264,835,901,576.02
  5. Step 5: Solve for x
    x = 264,835,901,576.02/594,656.34
  6. Step 6: Final answer
    x = 445,359.58

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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.