Home / 446,129.39-615,658.82-242,180.25

Finding the Fourth Proportional to 446,129.39, 615,658.82 and 242,180.25

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Solution

The fourth proportional to 446,129.39, 615,658.82 and 242,180.25 is: 334,208.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,129.39 : 615,658.82 = 242,180.25 : x
  2. Step 2: Convert to fraction form
    446,129.39/615,658.82 = 242,180.25/x
  3. Step 3: Cross multiply
    446,129.39x = 615,658.82 × 242,180.25
  4. Step 4: Simplify right side
    446,129.39x = 149,100,405,731.40
  5. Step 5: Solve for x
    x = 149,100,405,731.40/446,129.39
  6. Step 6: Final answer
    x = 334,208.89

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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.