Home / 1,242,504.88-1,863,549.72-344,037.44

Finding the Fourth Proportional to 1,242,504.88, 1,863,549.72 and 344,037.44

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Solution

The fourth proportional to 1,242,504.88, 1,863,549.72 and 344,037.44 is: 515,998.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,242,504.88 : 1,863,549.72 = 344,037.44 : x
  2. Step 2: Convert to fraction form
    1,242,504.88/1,863,549.72 = 344,037.44/x
  3. Step 3: Cross multiply
    1,242,504.88x = 1,863,549.72 × 344,037.44
  4. Step 4: Simplify right side
    1,242,504.88x = 641,130,874,981.52
  5. Step 5: Solve for x
    x = 641,130,874,981.52/1,242,504.88
  6. Step 6: Final answer
    x = 515,998.68

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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.