Home / 296,919.80-445,379.70-110,004.20

Finding the Fourth Proportional to 296,919.80, 445,379.70 and 110,004.20

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Solution

The fourth proportional to 296,919.80, 445,379.70 and 110,004.20 is: 165,006.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,919.80 : 445,379.70 = 110,004.20 : x
  2. Step 2: Convert to fraction form
    296,919.80/445,379.70 = 110,004.20/x
  3. Step 3: Cross multiply
    296,919.80x = 445,379.70 × 110,004.20
  4. Step 4: Simplify right side
    296,919.80x = 48,993,637,594.74
  5. Step 5: Solve for x
    x = 48,993,637,594.74/296,919.80
  6. Step 6: Final answer
    x = 165,006.30

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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.