Home / 366,930.15-550,395.23-340,358.10

Finding the Fourth Proportional to 366,930.15, 550,395.23 and 340,358.10

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Solution

The fourth proportional to 366,930.15, 550,395.23 and 340,358.10 is: 510,537.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,930.15 : 550,395.23 = 340,358.10 : x
  2. Step 2: Convert to fraction form
    366,930.15/550,395.23 = 340,358.10/x
  3. Step 3: Cross multiply
    366,930.15x = 550,395.23 × 340,358.10
  4. Step 4: Simplify right side
    366,930.15x = 187,331,474,731.86
  5. Step 5: Solve for x
    x = 187,331,474,731.86/366,930.15
  6. Step 6: Final answer
    x = 510,537.15

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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.