Home / 476,225.64-657,231.72-261,402.10

Finding the Fourth Proportional to 476,225.64, 657,231.72 and 261,402.10

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Solution

The fourth proportional to 476,225.64, 657,231.72 and 261,402.10 is: 360,757.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,225.64 : 657,231.72 = 261,402.10 : x
  2. Step 2: Convert to fraction form
    476,225.64/657,231.72 = 261,402.10/x
  3. Step 3: Cross multiply
    476,225.64x = 657,231.72 × 261,402.10
  4. Step 4: Simplify right side
    476,225.64x = 171,801,751,794.61
  5. Step 5: Solve for x
    x = 171,801,751,794.61/476,225.64
  6. Step 6: Final answer
    x = 360,757.04

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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.