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Finding the Fourth Proportional to 366,963.90, 493,826.62 and 366,963.90

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Solution

The fourth proportional to 366,963.90, 493,826.62 and 366,963.90 is: 493,826.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,963.90 : 493,826.62 = 366,963.90 : x
  2. Step 2: Convert to fraction form
    366,963.90/493,826.62 = 366,963.90/x
  3. Step 3: Cross multiply
    366,963.90x = 493,826.62 × 366,963.90
  4. Step 4: Simplify right side
    366,963.90x = 181,216,542,399.02
  5. Step 5: Solve for x
    x = 181,216,542,399.02/366,963.90
  6. Step 6: Final answer
    x = 493,826.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.