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Finding the Fourth Proportional to 593,806.20, 890,696.84 and 144,529.58

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Solution

The fourth proportional to 593,806.20, 890,696.84 and 144,529.58 is: 216,791.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,806.20 : 890,696.84 = 144,529.58 : x
  2. Step 2: Convert to fraction form
    593,806.20/890,696.84 = 144,529.58/x
  3. Step 3: Cross multiply
    593,806.20x = 890,696.84 × 144,529.58
  4. Step 4: Simplify right side
    593,806.20x = 128,732,035,016.40
  5. Step 5: Solve for x
    x = 128,732,035,016.40/593,806.20
  6. Step 6: Final answer
    x = 216,791.33

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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.