Home / 882,242.40-1,323,907.92-408,839.52

Finding the Fourth Proportional to 882,242.40, 1,323,907.92 and 408,839.52

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Solution

The fourth proportional to 882,242.40, 1,323,907.92 and 408,839.52 is: 613,511.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    882,242.40 : 1,323,907.92 = 408,839.52 : x
  2. Step 2: Convert to fraction form
    882,242.40/1,323,907.92 = 408,839.52/x
  3. Step 3: Cross multiply
    882,242.40x = 1,323,907.92 × 408,839.52
  4. Step 4: Simplify right side
    882,242.40x = 541,265,878,537.00
  5. Step 5: Solve for x
    x = 541,265,878,537.00/882,242.40
  6. Step 6: Final answer
    x = 613,511.52

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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.