Home / 1,005,366.12-1,508,289.66-295,378.44

Finding the Fourth Proportional to 1,005,366.12, 1,508,289.66 and 295,378.44

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Solution

The fourth proportional to 1,005,366.12, 1,508,289.66 and 295,378.44 is: 443,138.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,366.12 : 1,508,289.66 = 295,378.44 : x
  2. Step 2: Convert to fraction form
    1,005,366.12/1,508,289.66 = 295,378.44/x
  3. Step 3: Cross multiply
    1,005,366.12x = 1,508,289.66 × 295,378.44
  4. Step 4: Simplify right side
    1,005,366.12x = 445,516,246,838.93
  5. Step 5: Solve for x
    x = 445,516,246,838.93/1,005,366.12
  6. Step 6: Final answer
    x = 443,138.31

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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.