Home / 460,362.12-635,331.65-279,081.69

Finding the Fourth Proportional to 460,362.12, 635,331.65 and 279,081.69

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Solution

The fourth proportional to 460,362.12, 635,331.65 and 279,081.69 is: 385,152.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,362.12 : 635,331.65 = 279,081.69 : x
  2. Step 2: Convert to fraction form
    460,362.12/635,331.65 = 279,081.69/x
  3. Step 3: Cross multiply
    460,362.12x = 635,331.65 × 279,081.69
  4. Step 4: Simplify right side
    460,362.12x = 177,309,430,592.49
  5. Step 5: Solve for x
    x = 177,309,430,592.49/460,362.12
  6. Step 6: Final answer
    x = 385,152.09

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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.