Home / 446,190.78-615,738.87-242,237.19

Finding the Fourth Proportional to 446,190.78, 615,738.87 and 242,237.19

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Solution

The fourth proportional to 446,190.78, 615,738.87 and 242,237.19 is: 334,284.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,190.78 : 615,738.87 = 242,237.19 : x
  2. Step 2: Convert to fraction form
    446,190.78/615,738.87 = 242,237.19/x
  3. Step 3: Cross multiply
    446,190.78x = 615,738.87 × 242,237.19
  4. Step 4: Simplify right side
    446,190.78x = 149,154,853,642.58
  5. Step 5: Solve for x
    x = 149,154,853,642.58/446,190.78
  6. Step 6: Final answer
    x = 334,284.93

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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.