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Finding the Fourth Proportional to 490,033.13, 735,153.59 and 174,489.13

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Solution

The fourth proportional to 490,033.13, 735,153.59 and 174,489.13 is: 261,770.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    490,033.13 : 735,153.59 = 174,489.13 : x
  2. Step 2: Convert to fraction form
    490,033.13/735,153.59 = 174,489.13/x
  3. Step 3: Cross multiply
    490,033.13x = 735,153.59 × 174,489.13
  4. Step 4: Simplify right side
    490,033.13x = 128,276,310,335.48
  5. Step 5: Solve for x
    x = 128,276,310,335.48/490,033.13
  6. Step 6: Final answer
    x = 261,770.69

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1.5x scale

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.