Home / 329,318.10-493,977.15-118,962.90

Finding the Fourth Proportional to 329,318.10, 493,977.15 and 118,962.90

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Solution

The fourth proportional to 329,318.10, 493,977.15 and 118,962.90 is: 178,444.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,318.10 : 493,977.15 = 118,962.90 : x
  2. Step 2: Convert to fraction form
    329,318.10/493,977.15 = 118,962.90/x
  3. Step 3: Cross multiply
    329,318.10x = 493,977.15 × 118,962.90
  4. Step 4: Simplify right side
    329,318.10x = 58,764,954,297.74
  5. Step 5: Solve for x
    x = 58,764,954,297.74/329,318.10
  6. Step 6: Final answer
    x = 178,444.35

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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.