Home / 445,929.75-615,379.93-241,975.48

Finding the Fourth Proportional to 445,929.75, 615,379.93 and 241,975.48

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Solution

The fourth proportional to 445,929.75, 615,379.93 and 241,975.48 is: 333,924.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,929.75 : 615,379.93 = 241,975.48 : x
  2. Step 2: Convert to fraction form
    445,929.75/615,379.93 = 241,975.48/x
  3. Step 3: Cross multiply
    445,929.75x = 615,379.93 × 241,975.48
  4. Step 4: Simplify right side
    445,929.75x = 148,906,851,800.73
  5. Step 5: Solve for x
    x = 148,906,851,800.73/445,929.75
  6. Step 6: Final answer
    x = 333,924.46

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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.