Home / 448,350.50-618,723.69-247,150.82

Finding the Fourth Proportional to 448,350.50, 618,723.69 and 247,150.82

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Solution

The fourth proportional to 448,350.50, 618,723.69 and 247,150.82 is: 341,068.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,350.50 : 618,723.69 = 247,150.82 : x
  2. Step 2: Convert to fraction form
    448,350.50/618,723.69 = 247,150.82/x
  3. Step 3: Cross multiply
    448,350.50x = 618,723.69 × 247,150.82
  4. Step 4: Simplify right side
    448,350.50x = 152,918,067,336.93
  5. Step 5: Solve for x
    x = 152,918,067,336.93/448,350.50
  6. Step 6: Final answer
    x = 341,068.13

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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.