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Finding the Fourth Proportional to 594,186.21, 820,081.76 and 352,602

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Solution

The fourth proportional to 594,186.21, 820,081.76 and 352,602 is: 486,652.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,186.21 : 820,081.76 = 352,602 : x
  2. Step 2: Convert to fraction form
    594,186.21/820,081.76 = 352,602/x
  3. Step 3: Cross multiply
    594,186.21x = 820,081.76 × 352,602
  4. Step 4: Simplify right side
    594,186.21x = 289,162,466,976.51
  5. Step 5: Solve for x
    x = 289,162,466,976.51/594,186.21
  6. Step 6: Final answer
    x = 486,652.94

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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.