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Finding the Fourth Proportional to 360,661.17, 497,727.08 and 199,513.44

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Solution

The fourth proportional to 360,661.17, 497,727.08 and 199,513.44 is: 275,336.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,661.17 : 497,727.08 = 199,513.44 : x
  2. Step 2: Convert to fraction form
    360,661.17/497,727.08 = 199,513.44/x
  3. Step 3: Cross multiply
    360,661.17x = 497,727.08 × 199,513.44
  4. Step 4: Simplify right side
    360,661.17x = 99,303,240,914.39
  5. Step 5: Solve for x
    x = 99,303,240,914.39/360,661.17
  6. Step 6: Final answer
    x = 275,336.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.