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Finding the Fourth Proportional to 893,807.24, 1,340,751.62 and 294,820.61

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Solution

The fourth proportional to 893,807.24, 1,340,751.62 and 294,820.61 is: 442,244.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,807.24 : 1,340,751.62 = 294,820.61 : x
  2. Step 2: Convert to fraction form
    893,807.24/1,340,751.62 = 294,820.61/x
  3. Step 3: Cross multiply
    893,807.24x = 1,340,751.62 × 294,820.61
  4. Step 4: Simplify right side
    893,807.24x = 395,281,204,500.18
  5. Step 5: Solve for x
    x = 395,281,204,500.18/893,807.24
  6. Step 6: Final answer
    x = 442,244.36

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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.