Home / 302,200.60-453,317.04-77,562.96

Finding the Fourth Proportional to 302,200.60, 453,317.04 and 77,562.96

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Solution

The fourth proportional to 302,200.60, 453,317.04 and 77,562.96 is: 116,348.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,200.60 : 453,317.04 = 77,562.96 : x
  2. Step 2: Convert to fraction form
    302,200.60/453,317.04 = 77,562.96/x
  3. Step 3: Cross multiply
    302,200.60x = 453,317.04 × 77,562.96
  4. Step 4: Simplify right side
    302,200.60x = 35,160,611,440.84
  5. Step 5: Solve for x
    x = 35,160,611,440.84/302,200.60
  6. Step 6: Final answer
    x = 116,348.58

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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.