Home / 207,613.96-284,638.73-203,830.60

Finding the Fourth Proportional to 207,613.96, 284,638.73 and 203,830.60

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Solution

The fourth proportional to 207,613.96, 284,638.73 and 203,830.60 is: 279,451.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,613.96 : 284,638.73 = 203,830.60 : x
  2. Step 2: Convert to fraction form
    207,613.96/284,638.73 = 203,830.60/x
  3. Step 3: Cross multiply
    207,613.96x = 284,638.73 × 203,830.60
  4. Step 4: Simplify right side
    207,613.96x = 58,018,083,119.14
  5. Step 5: Solve for x
    x = 58,018,083,119.14/207,613.96
  6. Step 6: Final answer
    x = 279,451.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.