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Finding the Fourth Proportional to 607,404.85, 838,226.73 and 335,471.92

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Solution

The fourth proportional to 607,404.85, 838,226.73 and 335,471.92 is: 462,955.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,404.85 : 838,226.73 = 335,471.92 : x
  2. Step 2: Convert to fraction form
    607,404.85/838,226.73 = 335,471.92/x
  3. Step 3: Cross multiply
    607,404.85x = 838,226.73 × 335,471.92
  4. Step 4: Simplify right side
    607,404.85x = 281,201,530,508.42
  5. Step 5: Solve for x
    x = 281,201,530,508.42/607,404.85
  6. Step 6: Final answer
    x = 462,955.69

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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.