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Finding the Fourth Proportional to 454,599.51, 627,195 and 293,563.41

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Solution

The fourth proportional to 454,599.51, 627,195 and 293,563.41 is: 405,019.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,599.51 : 627,195 = 293,563.41 : x
  2. Step 2: Convert to fraction form
    454,599.51/627,195 = 293,563.41/x
  3. Step 3: Cross multiply
    454,599.51x = 627,195 × 293,563.41
  4. Step 4: Simplify right side
    454,599.51x = 184,121,502,934.95
  5. Step 5: Solve for x
    x = 184,121,502,934.95/454,599.51
  6. Step 6: Final answer
    x = 405,019.14

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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.