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Finding the Fourth Proportional to 400,295.58, 600,450.66 and 134,006.46

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Solution

The fourth proportional to 400,295.58, 600,450.66 and 134,006.46 is: 201,012.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,295.58 : 600,450.66 = 134,006.46 : x
  2. Step 2: Convert to fraction form
    400,295.58/600,450.66 = 134,006.46/x
  3. Step 3: Cross multiply
    400,295.58x = 600,450.66 × 134,006.46
  4. Step 4: Simplify right side
    400,295.58x = 80,464,267,351.26
  5. Step 5: Solve for x
    x = 80,464,267,351.26/400,295.58
  6. Step 6: Final answer
    x = 201,012.13

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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.