Home / 446,175.72-615,723.21-242,226.63

Finding the Fourth Proportional to 446,175.72, 615,723.21 and 242,226.63

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Solution

The fourth proportional to 446,175.72, 615,723.21 and 242,226.63 is: 334,273.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,175.72 : 615,723.21 = 242,226.63 : x
  2. Step 2: Convert to fraction form
    446,175.72/615,723.21 = 242,226.63/x
  3. Step 3: Cross multiply
    446,175.72x = 615,723.21 × 242,226.63
  4. Step 4: Simplify right side
    446,175.72x = 149,144,558,171.08
  5. Step 5: Solve for x
    x = 149,144,558,171.08/446,175.72
  6. Step 6: Final answer
    x = 334,273.14

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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.