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Finding the Fourth Proportional to 448,674.84, 619,173.20 and 244,730.14

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Solution

The fourth proportional to 448,674.84, 619,173.20 and 244,730.14 is: 337,728.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,674.84 : 619,173.20 = 244,730.14 : x
  2. Step 2: Convert to fraction form
    448,674.84/619,173.20 = 244,730.14/x
  3. Step 3: Cross multiply
    448,674.84x = 619,173.20 × 244,730.14
  4. Step 4: Simplify right side
    448,674.84x = 151,530,343,108.83
  5. Step 5: Solve for x
    x = 151,530,343,108.83/448,674.84
  6. Step 6: Final answer
    x = 337,728.64

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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.