Home / 309,528.20-464,333.61-122,495.96

Finding the Fourth Proportional to 309,528.20, 464,333.61 and 122,495.96

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Solution

The fourth proportional to 309,528.20, 464,333.61 and 122,495.96 is: 183,760.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,528.20 : 464,333.61 = 122,495.96 : x
  2. Step 2: Convert to fraction form
    309,528.20/464,333.61 = 122,495.96/x
  3. Step 3: Cross multiply
    309,528.20x = 464,333.61 × 122,495.96
  4. Step 4: Simplify right side
    309,528.20x = 56,878,991,317.22
  5. Step 5: Solve for x
    x = 56,878,991,317.22/309,528.20
  6. Step 6: Final answer
    x = 183,760.29

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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.