Home / 446,074.64-615,566.41-242,121.18

Finding the Fourth Proportional to 446,074.64, 615,566.41 and 242,121.18

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Solution

The fourth proportional to 446,074.64, 615,566.41 and 242,121.18 is: 334,118.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,074.64 : 615,566.41 = 242,121.18 : x
  2. Step 2: Convert to fraction form
    446,074.64/615,566.41 = 242,121.18/x
  3. Step 3: Cross multiply
    446,074.64x = 615,566.41 × 242,121.18
  4. Step 4: Simplify right side
    446,074.64x = 149,041,665,557.56
  5. Step 5: Solve for x
    x = 149,041,665,557.56/446,074.64
  6. Step 6: Final answer
    x = 334,118.22

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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.