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Finding the Fourth Proportional to 295,385.55, 407,641.44 and 168,069.34

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Solution

The fourth proportional to 295,385.55, 407,641.44 and 168,069.34 is: 231,941.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,385.55 : 407,641.44 = 168,069.34 : x
  2. Step 2: Convert to fraction form
    295,385.55/407,641.44 = 168,069.34/x
  3. Step 3: Cross multiply
    295,385.55x = 407,641.44 × 168,069.34
  4. Step 4: Simplify right side
    295,385.55x = 68,512,027,777.45
  5. Step 5: Solve for x
    x = 68,512,027,777.45/295,385.55
  6. Step 6: Final answer
    x = 231,941.03

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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.