Home / 460,800.48-635,772.16-299,892.36

Finding the Fourth Proportional to 460,800.48, 635,772.16 and 299,892.36

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Solution

The fourth proportional to 460,800.48, 635,772.16 and 299,892.36 is: 413,765.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,800.48 : 635,772.16 = 299,892.36 : x
  2. Step 2: Convert to fraction form
    460,800.48/635,772.16 = 299,892.36/x
  3. Step 3: Cross multiply
    460,800.48x = 635,772.16 × 299,892.36
  4. Step 4: Simplify right side
    460,800.48x = 190,663,213,484.70
  5. Step 5: Solve for x
    x = 190,663,213,484.70/460,800.48
  6. Step 6: Final answer
    x = 413,765.22

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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.