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Finding the Fourth Proportional to 426,237.40, 588,190.74 and 244,978.84

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Solution

The fourth proportional to 426,237.40, 588,190.74 and 244,978.84 is: 338,061.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,237.40 : 588,190.74 = 244,978.84 : x
  2. Step 2: Convert to fraction form
    426,237.40/588,190.74 = 244,978.84/x
  3. Step 3: Cross multiply
    426,237.40x = 588,190.74 × 244,978.84
  4. Step 4: Simplify right side
    426,237.40x = 144,094,285,183.94
  5. Step 5: Solve for x
    x = 144,094,285,183.94/426,237.40
  6. Step 6: Final answer
    x = 338,061.10

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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.