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Finding the Fourth Proportional to 350,881.50, 484,187.04 and 207,616.44

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Solution

The fourth proportional to 350,881.50, 484,187.04 and 207,616.44 is: 286,493.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,881.50 : 484,187.04 = 207,616.44 : x
  2. Step 2: Convert to fraction form
    350,881.50/484,187.04 = 207,616.44/x
  3. Step 3: Cross multiply
    350,881.50x = 484,187.04 × 207,616.44
  4. Step 4: Simplify right side
    350,881.50x = 100,525,189,538.94
  5. Step 5: Solve for x
    x = 100,525,189,538.94/350,881.50
  6. Step 6: Final answer
    x = 286,493.27

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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.