Home / 425,628.90-587,371.98-234,649.26

Finding the Fourth Proportional to 425,628.90, 587,371.98 and 234,649.26

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Solution

The fourth proportional to 425,628.90, 587,371.98 and 234,649.26 is: 323,818.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,628.90 : 587,371.98 = 234,649.26 : x
  2. Step 2: Convert to fraction form
    425,628.90/587,371.98 = 234,649.26/x
  3. Step 3: Cross multiply
    425,628.90x = 587,371.98 × 234,649.26
  4. Step 4: Simplify right side
    425,628.90x = 137,826,400,451.74
  5. Step 5: Solve for x
    x = 137,826,400,451.74/425,628.90
  6. Step 6: Final answer
    x = 323,818.24

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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.