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Finding the Fourth Proportional to 360,791.69, 497,945.37 and 207,800.10

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Solution

The fourth proportional to 360,791.69, 497,945.37 and 207,800.10 is: 286,794.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,791.69 : 497,945.37 = 207,800.10 : x
  2. Step 2: Convert to fraction form
    360,791.69/497,945.37 = 207,800.10/x
  3. Step 3: Cross multiply
    360,791.69x = 497,945.37 × 207,800.10
  4. Step 4: Simplify right side
    360,791.69x = 103,473,098,459.79
  5. Step 5: Solve for x
    x = 103,473,098,459.79/360,791.69
  6. Step 6: Final answer
    x = 286,794.58

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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.