Home / 903,908.24-1,247,416.52-496,027.60

Finding the Fourth Proportional to 903,908.24, 1,247,416.52 and 496,027.60

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Solution

The fourth proportional to 903,908.24, 1,247,416.52 and 496,027.60 is: 684,530.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,908.24 : 1,247,416.52 = 496,027.60 : x
  2. Step 2: Convert to fraction form
    903,908.24/1,247,416.52 = 496,027.60/x
  3. Step 3: Cross multiply
    903,908.24x = 1,247,416.52 × 496,027.60
  4. Step 4: Simplify right side
    903,908.24x = 618,753,022,615.95
  5. Step 5: Solve for x
    x = 618,753,022,615.95/903,908.24
  6. Step 6: Final answer
    x = 684,530.79

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.