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Finding the Fourth Proportional to 483,293.92, 666,997.88 and 292,412.56

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Solution

The fourth proportional to 483,293.92, 666,997.88 and 292,412.56 is: 403,560.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,293.92 : 666,997.88 = 292,412.56 : x
  2. Step 2: Convert to fraction form
    483,293.92/666,997.88 = 292,412.56/x
  3. Step 3: Cross multiply
    483,293.92x = 666,997.88 × 292,412.56
  4. Step 4: Simplify right side
    483,293.92x = 195,038,557,605.37
  5. Step 5: Solve for x
    x = 195,038,557,605.37/483,293.92
  6. Step 6: Final answer
    x = 403,560.96

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1.5x scale

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.