Home / 497,328.48-745,586.64-231,255.36

Finding the Fourth Proportional to 497,328.48, 745,586.64 and 231,255.36

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Solution

The fourth proportional to 497,328.48, 745,586.64 and 231,255.36 is: 346,694.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,328.48 : 745,586.64 = 231,255.36 : x
  2. Step 2: Convert to fraction form
    497,328.48/745,586.64 = 231,255.36/x
  3. Step 3: Cross multiply
    497,328.48x = 745,586.64 × 231,255.36
  4. Step 4: Simplify right side
    497,328.48x = 172,420,906,844.39
  5. Step 5: Solve for x
    x = 172,420,906,844.39/497,328.48
  6. Step 6: Final answer
    x = 346,694.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.