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Finding the Fourth Proportional to 454,663.52, 627,325.94 and 293,484.05

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Solution

The fourth proportional to 454,663.52, 627,325.94 and 293,484.05 is: 404,937.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,663.52 : 627,325.94 = 293,484.05 : x
  2. Step 2: Convert to fraction form
    454,663.52/627,325.94 = 293,484.05/x
  3. Step 3: Cross multiply
    454,663.52x = 627,325.94 × 293,484.05
  4. Step 4: Simplify right side
    454,663.52x = 184,110,156,073.84
  5. Step 5: Solve for x
    x = 184,110,156,073.84/454,663.52
  6. Step 6: Final answer
    x = 404,937.16

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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.