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Finding the Fourth Proportional to 486,994.00, 730,491.00 and 132,008.02

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Solution

The fourth proportional to 486,994.00, 730,491.00 and 132,008.02 is: 198,012.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    486,994.00 : 730,491.00 = 132,008.02 : x
  2. Step 2: Convert to fraction form
    486,994.00/730,491.00 = 132,008.02/x
  3. Step 3: Cross multiply
    486,994.00x = 730,491.00 × 132,008.02
  4. Step 4: Simplify right side
    486,994.00x = 96,430,670,642.34
  5. Step 5: Solve for x
    x = 96,430,670,642.34/486,994.00
  6. Step 6: Final answer
    x = 198,012.03

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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.