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Finding the Fourth Proportional to 295,477.40, 443,219.70 and 95,796.20

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Solution

The fourth proportional to 295,477.40, 443,219.70 and 95,796.20 is: 143,695.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,477.40 : 443,219.70 = 95,796.20 : x
  2. Step 2: Convert to fraction form
    295,477.40/443,219.70 = 95,796.20/x
  3. Step 3: Cross multiply
    295,477.40x = 443,219.70 × 95,796.20
  4. Step 4: Simplify right side
    295,477.40x = 42,458,763,025.14
  5. Step 5: Solve for x
    x = 42,458,763,025.14/295,477.40
  6. Step 6: Final answer
    x = 143,695.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.