Home / 880,746.44-1,215,432.42-518,183.96

Finding the Fourth Proportional to 880,746.44, 1,215,432.42 and 518,183.96

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Solution

The fourth proportional to 880,746.44, 1,215,432.42 and 518,183.96 is: 715,095.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,746.44 : 1,215,432.42 = 518,183.96 : x
  2. Step 2: Convert to fraction form
    880,746.44/1,215,432.42 = 518,183.96/x
  3. Step 3: Cross multiply
    880,746.44x = 1,215,432.42 × 518,183.96
  4. Step 4: Simplify right side
    880,746.44x = 629,817,584,507.98
  5. Step 5: Solve for x
    x = 629,817,584,507.98/880,746.44
  6. Step 6: Final answer
    x = 715,095.24

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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.