Home / 343,280.20-514,920.30-175,318.60

Finding the Fourth Proportional to 343,280.20, 514,920.30 and 175,318.60

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Solution

The fourth proportional to 343,280.20, 514,920.30 and 175,318.60 is: 262,977.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,280.20 : 514,920.30 = 175,318.60 : x
  2. Step 2: Convert to fraction form
    343,280.20/514,920.30 = 175,318.60/x
  3. Step 3: Cross multiply
    343,280.20x = 514,920.30 × 175,318.60
  4. Step 4: Simplify right side
    343,280.20x = 90,275,106,107.58
  5. Step 5: Solve for x
    x = 90,275,106,107.58/343,280.20
  6. Step 6: Final answer
    x = 262,977.90

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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.