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Finding the Fourth Proportional to 400,433.10, 600,472.52 and 119,898.06

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Solution

The fourth proportional to 400,433.10, 600,472.52 and 119,898.06 is: 179,794.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,433.10 : 600,472.52 = 119,898.06 : x
  2. Step 2: Convert to fraction form
    400,433.10/600,472.52 = 119,898.06/x
  3. Step 3: Cross multiply
    400,433.10x = 600,472.52 × 119,898.06
  4. Step 4: Simplify right side
    400,433.10x = 71,995,490,231.31
  5. Step 5: Solve for x
    x = 71,995,490,231.31/400,433.10
  6. Step 6: Final answer
    x = 179,794.05

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1.5x scale

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.