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Finding the Fourth Proportional to 594,215.78, 820,016.51 and 322,282.28

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Solution

The fourth proportional to 594,215.78, 820,016.51 and 322,282.28 is: 444,748.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,215.78 : 820,016.51 = 322,282.28 : x
  2. Step 2: Convert to fraction form
    594,215.78/820,016.51 = 322,282.28/x
  3. Step 3: Cross multiply
    594,215.78x = 820,016.51 × 322,282.28
  4. Step 4: Simplify right side
    594,215.78x = 264,276,784,768.95
  5. Step 5: Solve for x
    x = 264,276,784,768.95/594,215.78
  6. Step 6: Final answer
    x = 444,748.85

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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.