Home / 893,753.24-1,340,679.54-294,690.20

Finding the Fourth Proportional to 893,753.24, 1,340,679.54 and 294,690.20

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Solution

The fourth proportional to 893,753.24, 1,340,679.54 and 294,690.20 is: 442,051.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,753.24 : 1,340,679.54 = 294,690.20 : x
  2. Step 2: Convert to fraction form
    893,753.24/1,340,679.54 = 294,690.20/x
  3. Step 3: Cross multiply
    893,753.24x = 1,340,679.54 × 294,690.20
  4. Step 4: Simplify right side
    893,753.24x = 395,085,121,778.51
  5. Step 5: Solve for x
    x = 395,085,121,778.51/893,753.24
  6. Step 6: Final answer
    x = 442,051.68

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1.5x scale

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.