Home / 446,452.16-615,930.35-252,815.38

Finding the Fourth Proportional to 446,452.16, 615,930.35 and 252,815.38

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Solution

The fourth proportional to 446,452.16, 615,930.35 and 252,815.38 is: 348,786.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,452.16 : 615,930.35 = 252,815.38 : x
  2. Step 2: Convert to fraction form
    446,452.16/615,930.35 = 252,815.38/x
  3. Step 3: Cross multiply
    446,452.16x = 615,930.35 × 252,815.38
  4. Step 4: Simplify right side
    446,452.16x = 155,716,662,684.88
  5. Step 5: Solve for x
    x = 155,716,662,684.88/446,452.16
  6. Step 6: Final answer
    x = 348,786.90

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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.