Home / 862,285.79-1,293,629.01-293,671.82

Finding the Fourth Proportional to 862,285.79, 1,293,629.01 and 293,671.82

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Solution

The fourth proportional to 862,285.79, 1,293,629.01 and 293,671.82 is: 440,575.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    862,285.79 : 1,293,629.01 = 293,671.82 : x
  2. Step 2: Convert to fraction form
    862,285.79/1,293,629.01 = 293,671.82/x
  3. Step 3: Cross multiply
    862,285.79x = 1,293,629.01 × 293,671.82
  4. Step 4: Simplify right side
    862,285.79x = 379,902,389,005.57
  5. Step 5: Solve for x
    x = 379,902,389,005.57/862,285.79
  6. Step 6: Final answer
    x = 440,575.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.