Home / 466,293.39-643,427.00-294,146.10

Finding the Fourth Proportional to 466,293.39, 643,427.00 and 294,146.10

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Solution

The fourth proportional to 466,293.39, 643,427.00 and 294,146.10 is: 405,885.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,293.39 : 643,427.00 = 294,146.10 : x
  2. Step 2: Convert to fraction form
    466,293.39/643,427.00 = 294,146.10/x
  3. Step 3: Cross multiply
    466,293.39x = 643,427.00 × 294,146.10
  4. Step 4: Simplify right side
    466,293.39x = 189,261,541,213.97
  5. Step 5: Solve for x
    x = 189,261,541,213.97/466,293.39
  6. Step 6: Final answer
    x = 405,885.10

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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.