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Finding the Fourth Proportional to 302,025.96, 453,028.44 and 77,388.24

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Solution

The fourth proportional to 302,025.96, 453,028.44 and 77,388.24 is: 116,079.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,025.96 : 453,028.44 = 77,388.24 : x
  2. Step 2: Convert to fraction form
    302,025.96/453,028.44 = 77,388.24/x
  3. Step 3: Cross multiply
    302,025.96x = 453,028.44 × 77,388.24
  4. Step 4: Simplify right side
    302,025.96x = 35,059,073,641.55
  5. Step 5: Solve for x
    x = 35,059,073,641.55/302,025.96
  6. Step 6: Final answer
    x = 116,079.67

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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.