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Finding the Fourth Proportional to 594,182.12, 820,076.14 and 352,597.90

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Solution

The fourth proportional to 594,182.12, 820,076.14 and 352,597.90 is: 486,647.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,182.12 : 820,076.14 = 352,597.90 : x
  2. Step 2: Convert to fraction form
    594,182.12/820,076.14 = 352,597.90/x
  3. Step 3: Cross multiply
    594,182.12x = 820,076.14 × 352,597.90
  4. Step 4: Simplify right side
    594,182.12x = 289,157,123,740.62
  5. Step 5: Solve for x
    x = 289,157,123,740.62/594,182.12
  6. Step 6: Final answer
    x = 486,647.30

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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.