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Finding the Fourth Proportional to 440,390.68, 607,702 and 244,162.39

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Solution

The fourth proportional to 440,390.68, 607,702 and 244,162.39 is: 336,923.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,390.68 : 607,702 = 244,162.39 : x
  2. Step 2: Convert to fraction form
    440,390.68/607,702 = 244,162.39/x
  3. Step 3: Cross multiply
    440,390.68x = 607,702 × 244,162.39
  4. Step 4: Simplify right side
    440,390.68x = 148,377,972,727.78
  5. Step 5: Solve for x
    x = 148,377,972,727.78/440,390.68
  6. Step 6: Final answer
    x = 336,923.51

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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.