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Finding the Fourth Proportional to 446,090.68, 615,622.98 and 255,101.32

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Solution

The fourth proportional to 446,090.68, 615,622.98 and 255,101.32 is: 352,050.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,090.68 : 615,622.98 = 255,101.32 : x
  2. Step 2: Convert to fraction form
    446,090.68/615,622.98 = 255,101.32/x
  3. Step 3: Cross multiply
    446,090.68x = 615,622.98 × 255,101.32
  4. Step 4: Simplify right side
    446,090.68x = 157,046,234,820.33
  5. Step 5: Solve for x
    x = 157,046,234,820.33/446,090.68
  6. Step 6: Final answer
    x = 352,050.02

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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.