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Finding the Fourth Proportional to 568,491.40, 852,588.60 and 169,024.60

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Solution

The fourth proportional to 568,491.40, 852,588.60 and 169,024.60 is: 253,492.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,491.40 : 852,588.60 = 169,024.60 : x
  2. Step 2: Convert to fraction form
    568,491.40/852,588.60 = 169,024.60/x
  3. Step 3: Cross multiply
    568,491.40x = 852,588.60 × 169,024.60
  4. Step 4: Simplify right side
    568,491.40x = 144,108,447,079.56
  5. Step 5: Solve for x
    x = 144,108,447,079.56/568,491.40
  6. Step 6: Final answer
    x = 253,492.75

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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.