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Finding the Fourth Proportional to 448,124.74, 618,404.82 and 244,178.08

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Solution

The fourth proportional to 448,124.74, 618,404.82 and 244,178.08 is: 336,961.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,124.74 : 618,404.82 = 244,178.08 : x
  2. Step 2: Convert to fraction form
    448,124.74/618,404.82 = 244,178.08/x
  3. Step 3: Cross multiply
    448,124.74x = 618,404.82 × 244,178.08
  4. Step 4: Simplify right side
    448,124.74x = 151,000,901,610.35
  5. Step 5: Solve for x
    x = 151,000,901,610.35/448,124.74
  6. Step 6: Final answer
    x = 336,961.76

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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.