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Finding the Fourth Proportional to 594,059, 890,618.28 and 214,920.68

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Solution

The fourth proportional to 594,059, 890,618.28 and 214,920.68 is: 322,210.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,059 : 890,618.28 = 214,920.68 : x
  2. Step 2: Convert to fraction form
    594,059/890,618.28 = 214,920.68/x
  3. Step 3: Cross multiply
    594,059x = 890,618.28 × 214,920.68
  4. Step 4: Simplify right side
    594,059x = 191,412,286,358.03
  5. Step 5: Solve for x
    x = 191,412,286,358.03/594,059
  6. Step 6: Final answer
    x = 322,210.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.