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Finding the Fourth Proportional to 684,066.96, 944,005.44 and 382,260.96

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Solution

The fourth proportional to 684,066.96, 944,005.44 and 382,260.96 is: 527,516.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,066.96 : 944,005.44 = 382,260.96 : x
  2. Step 2: Convert to fraction form
    684,066.96/944,005.44 = 382,260.96/x
  3. Step 3: Cross multiply
    684,066.96x = 944,005.44 × 382,260.96
  4. Step 4: Simplify right side
    684,066.96x = 360,856,425,739.62
  5. Step 5: Solve for x
    x = 360,856,425,739.62/684,066.96
  6. Step 6: Final answer
    x = 527,516.23

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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.