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Finding the Fourth Proportional to 446,087, 615,592.76 and 255,093.86

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Solution

The fourth proportional to 446,087, 615,592.76 and 255,093.86 is: 352,025.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,087 : 615,592.76 = 255,093.86 : x
  2. Step 2: Convert to fraction form
    446,087/615,592.76 = 255,093.86/x
  3. Step 3: Cross multiply
    446,087x = 615,592.76 × 255,093.86
  4. Step 4: Simplify right side
    446,087x = 157,033,933,336.45
  5. Step 5: Solve for x
    x = 157,033,933,336.45/446,087
  6. Step 6: Final answer
    x = 352,025.35

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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.