Home / 374,944.33-517,421.08-202,861.86

Finding the Fourth Proportional to 374,944.33, 517,421.08 and 202,861.86

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Solution

The fourth proportional to 374,944.33, 517,421.08 and 202,861.86 is: 279,948.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,944.33 : 517,421.08 = 202,861.86 : x
  2. Step 2: Convert to fraction form
    374,944.33/517,421.08 = 202,861.86/x
  3. Step 3: Cross multiply
    374,944.33x = 517,421.08 × 202,861.86
  4. Step 4: Simplify right side
    374,944.33x = 104,965,002,692.01
  5. Step 5: Solve for x
    x = 104,965,002,692.01/374,944.33
  6. Step 6: Final answer
    x = 279,948.23

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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.