Home / 892,980.18-1,339,636.42-293,983.46

Finding the Fourth Proportional to 892,980.18, 1,339,636.42 and 293,983.46

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Solution

The fourth proportional to 892,980.18, 1,339,636.42 and 293,983.46 is: 441,029.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,980.18 : 1,339,636.42 = 293,983.46 : x
  2. Step 2: Convert to fraction form
    892,980.18/1,339,636.42 = 293,983.46/x
  3. Step 3: Cross multiply
    892,980.18x = 1,339,636.42 × 293,983.46
  4. Step 4: Simplify right side
    892,980.18x = 393,830,949,893.61
  5. Step 5: Solve for x
    x = 393,830,949,893.61/892,980.18
  6. Step 6: Final answer
    x = 441,029.89

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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.