Home / 893,783.30-1,340,721.11-294,720.26

Finding the Fourth Proportional to 893,783.30, 1,340,721.11 and 294,720.26

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Solution

The fourth proportional to 893,783.30, 1,340,721.11 and 294,720.26 is: 442,095.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,783.30 : 1,340,721.11 = 294,720.26 : x
  2. Step 2: Convert to fraction form
    893,783.30/1,340,721.11 = 294,720.26/x
  3. Step 3: Cross multiply
    893,783.30x = 1,340,721.11 × 294,720.26
  4. Step 4: Simplify right side
    893,783.30x = 395,137,668,159.88
  5. Step 5: Solve for x
    x = 395,137,668,159.88/893,783.30
  6. Step 6: Final answer
    x = 442,095.61

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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.