Home / 893,735.76-1,340,692.20-294,702.96

Finding the Fourth Proportional to 893,735.76, 1,340,692.20 and 294,702.96

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Solution

The fourth proportional to 893,735.76, 1,340,692.20 and 294,702.96 is: 442,083.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,735.76 : 1,340,692.20 = 294,702.96 : x
  2. Step 2: Convert to fraction form
    893,735.76/1,340,692.20 = 294,702.96/x
  3. Step 3: Cross multiply
    893,735.76x = 1,340,692.20 × 294,702.96
  4. Step 4: Simplify right side
    893,735.76x = 395,105,959,788.91
  5. Step 5: Solve for x
    x = 395,105,959,788.91/893,735.76
  6. Step 6: Final answer
    x = 442,083.64

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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.