Home / 446,209.31-615,765.44-242,256.18

Finding the Fourth Proportional to 446,209.31, 615,765.44 and 242,256.18

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Solution

The fourth proportional to 446,209.31, 615,765.44 and 242,256.18 is: 334,311.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,209.31 : 615,765.44 = 242,256.18 : x
  2. Step 2: Convert to fraction form
    446,209.31/615,765.44 = 242,256.18/x
  3. Step 3: Cross multiply
    446,209.31x = 615,765.44 × 242,256.18
  4. Step 4: Simplify right side
    446,209.31x = 149,172,982,059.14
  5. Step 5: Solve for x
    x = 149,172,982,059.14/446,209.31
  6. Step 6: Final answer
    x = 334,311.68

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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.