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Finding the Fourth Proportional to 613,228.97, 846,283.86 and 341,314.29

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Solution

The fourth proportional to 613,228.97, 846,283.86 and 341,314.29 is: 471,029.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    613,228.97 : 846,283.86 = 341,314.29 : x
  2. Step 2: Convert to fraction form
    613,228.97/846,283.86 = 341,314.29/x
  3. Step 3: Cross multiply
    613,228.97x = 846,283.86 × 341,314.29
  4. Step 4: Simplify right side
    613,228.97x = 288,848,774,814.36
  5. Step 5: Solve for x
    x = 288,848,774,814.36/613,228.97
  6. Step 6: Final answer
    x = 471,029.24

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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.