Home / 446,078.27-615,589.44-242,129.35

Finding the Fourth Proportional to 446,078.27, 615,589.44 and 242,129.35

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Solution

The fourth proportional to 446,078.27, 615,589.44 and 242,129.35 is: 334,139.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,078.27 : 615,589.44 = 242,129.35 : x
  2. Step 2: Convert to fraction form
    446,078.27/615,589.44 = 242,129.35/x
  3. Step 3: Cross multiply
    446,078.27x = 615,589.44 × 242,129.35
  4. Step 4: Simplify right side
    446,078.27x = 149,052,270,835.57
  5. Step 5: Solve for x
    x = 149,052,270,835.57/446,078.27
  6. Step 6: Final answer
    x = 334,139.28

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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.