Home / 448,982.37-619,674.71-267,705.45

Finding the Fourth Proportional to 448,982.37, 619,674.71 and 267,705.45

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Solution

The fourth proportional to 448,982.37, 619,674.71 and 267,705.45 is: 369,480.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,982.37 : 619,674.71 = 267,705.45 : x
  2. Step 2: Convert to fraction form
    448,982.37/619,674.71 = 267,705.45/x
  3. Step 3: Cross multiply
    448,982.37x = 619,674.71 × 267,705.45
  4. Step 4: Simplify right side
    448,982.37x = 165,890,295,755.64
  5. Step 5: Solve for x
    x = 165,890,295,755.64/448,982.37
  6. Step 6: Final answer
    x = 369,480.65

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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.