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Finding the Fourth Proportional to 483,344.97, 666,908.69 and 292,354.26

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Solution

The fourth proportional to 483,344.97, 666,908.69 and 292,354.26 is: 403,383.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,344.97 : 666,908.69 = 292,354.26 : x
  2. Step 2: Convert to fraction form
    483,344.97/666,908.69 = 292,354.26/x
  3. Step 3: Cross multiply
    483,344.97x = 666,908.69 × 292,354.26
  4. Step 4: Simplify right side
    483,344.97x = 194,973,595,090.75
  5. Step 5: Solve for x
    x = 194,973,595,090.75/483,344.97
  6. Step 6: Final answer
    x = 403,383.93

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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.