Home / 460,637.37-635,816.43-290,984.49

Finding the Fourth Proportional to 460,637.37, 635,816.43 and 290,984.49

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Solution

The fourth proportional to 460,637.37, 635,816.43 and 290,984.49 is: 401,645.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,637.37 : 635,816.43 = 290,984.49 : x
  2. Step 2: Convert to fraction form
    460,637.37/635,816.43 = 290,984.49/x
  3. Step 3: Cross multiply
    460,637.37x = 635,816.43 × 290,984.49
  4. Step 4: Simplify right side
    460,637.37x = 185,012,719,617.17
  5. Step 5: Solve for x
    x = 185,012,719,617.17/460,637.37
  6. Step 6: Final answer
    x = 401,645.05

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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.