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Finding the Fourth Proportional to 425,735.36, 587,514.18 and 234,749.22

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Solution

The fourth proportional to 425,735.36, 587,514.18 and 234,749.22 is: 323,953.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,735.36 : 587,514.18 = 234,749.22 : x
  2. Step 2: Convert to fraction form
    425,735.36/587,514.18 = 234,749.22/x
  3. Step 3: Cross multiply
    425,735.36x = 587,514.18 × 234,749.22
  4. Step 4: Simplify right side
    425,735.36x = 137,918,495,493.94
  5. Step 5: Solve for x
    x = 137,918,495,493.94/425,735.36
  6. Step 6: Final answer
    x = 323,953.58

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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.