Home / 409,827.98-565,565.08-228,551.37

Finding the Fourth Proportional to 409,827.98, 565,565.08 and 228,551.37

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Solution

The fourth proportional to 409,827.98, 565,565.08 and 228,551.37 is: 315,402.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,827.98 : 565,565.08 = 228,551.37 : x
  2. Step 2: Convert to fraction form
    409,827.98/565,565.08 = 228,551.37/x
  3. Step 3: Cross multiply
    409,827.98x = 565,565.08 × 228,551.37
  4. Step 4: Simplify right side
    409,827.98x = 129,260,673,858.16
  5. Step 5: Solve for x
    x = 129,260,673,858.16/409,827.98
  6. Step 6: Final answer
    x = 315,402.27

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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.