Home / 446,355.28-615,968.31-242,404.60

Finding the Fourth Proportional to 446,355.28, 615,968.31 and 242,404.60

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Solution

The fourth proportional to 446,355.28, 615,968.31 and 242,404.60 is: 334,517.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,355.28 : 615,968.31 = 242,404.60 : x
  2. Step 2: Convert to fraction form
    446,355.28/615,968.31 = 242,404.60/x
  3. Step 3: Cross multiply
    446,355.28x = 615,968.31 × 242,404.60
  4. Step 4: Simplify right side
    446,355.28x = 149,313,551,798.23
  5. Step 5: Solve for x
    x = 149,313,551,798.23/446,355.28
  6. Step 6: Final answer
    x = 334,517.27

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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.