Home / 446,308.20-615,677.58-284,993.64

Finding the Fourth Proportional to 446,308.20, 615,677.58 and 284,993.64

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Solution

The fourth proportional to 446,308.20, 615,677.58 and 284,993.64 is: 393,145.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,308.20 : 615,677.58 = 284,993.64 : x
  2. Step 2: Convert to fraction form
    446,308.20/615,677.58 = 284,993.64/x
  3. Step 3: Cross multiply
    446,308.20x = 615,677.58 × 284,993.64
  4. Step 4: Simplify right side
    446,308.20x = 175,464,194,590.59
  5. Step 5: Solve for x
    x = 175,464,194,590.59/446,308.20
  6. Step 6: Final answer
    x = 393,145.80

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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.