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Finding the Fourth Proportional to 448,344.54, 618,714.82 and 244,395.86

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Solution

The fourth proportional to 448,344.54, 618,714.82 and 244,395.86 is: 337,265.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,344.54 : 618,714.82 = 244,395.86 : x
  2. Step 2: Convert to fraction form
    448,344.54/618,714.82 = 244,395.86/x
  3. Step 3: Cross multiply
    448,344.54x = 618,714.82 × 244,395.86
  4. Step 4: Simplify right side
    448,344.54x = 151,211,337,740.57
  5. Step 5: Solve for x
    x = 151,211,337,740.57/448,344.54
  6. Step 6: Final answer
    x = 337,265.93

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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.