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Finding the Fourth Proportional to 292,408.08, 403,526.49 and 171,551.46

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Solution

The fourth proportional to 292,408.08, 403,526.49 and 171,551.46 is: 236,742.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,408.08 : 403,526.49 = 171,551.46 : x
  2. Step 2: Convert to fraction form
    292,408.08/403,526.49 = 171,551.46/x
  3. Step 3: Cross multiply
    292,408.08x = 403,526.49 × 171,551.46
  4. Step 4: Simplify right side
    292,408.08x = 69,225,558,508.18
  5. Step 5: Solve for x
    x = 69,225,558,508.18/292,408.08
  6. Step 6: Final answer
    x = 236,742.97

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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.