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Finding the Fourth Proportional to 367,755.69, 507,475.52 and 206,637.59

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Solution

The fourth proportional to 367,755.69, 507,475.52 and 206,637.59 is: 285,144.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,755.69 : 507,475.52 = 206,637.59 : x
  2. Step 2: Convert to fraction form
    367,755.69/507,475.52 = 206,637.59/x
  3. Step 3: Cross multiply
    367,755.69x = 507,475.52 × 206,637.59
  4. Step 4: Simplify right side
    367,755.69x = 104,863,514,866.23
  5. Step 5: Solve for x
    x = 104,863,514,866.23/367,755.69
  6. Step 6: Final answer
    x = 285,144.51

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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.