Home / 446,078.12-615,571.34-242,124.73

Finding the Fourth Proportional to 446,078.12, 615,571.34 and 242,124.73

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Solution

The fourth proportional to 446,078.12, 615,571.34 and 242,124.73 is: 334,123.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,078.12 : 615,571.34 = 242,124.73 : x
  2. Step 2: Convert to fraction form
    446,078.12/615,571.34 = 242,124.73/x
  3. Step 3: Cross multiply
    446,078.12x = 615,571.34 × 242,124.73
  4. Step 4: Simplify right side
    446,078.12x = 149,045,043,559.62
  5. Step 5: Solve for x
    x = 149,045,043,559.62/446,078.12
  6. Step 6: Final answer
    x = 334,123.19

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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.