Home / 809,429.32-1,118,005.92-606,388.24

Finding the Fourth Proportional to 809,429.32, 1,118,005.92 and 606,388.24

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Solution

The fourth proportional to 809,429.32, 1,118,005.92 and 606,388.24 is: 837,560.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,429.32 : 1,118,005.92 = 606,388.24 : x
  2. Step 2: Convert to fraction form
    809,429.32/1,118,005.92 = 606,388.24/x
  3. Step 3: Cross multiply
    809,429.32x = 1,118,005.92 × 606,388.24
  4. Step 4: Simplify right side
    809,429.32x = 677,945,642,138.38
  5. Step 5: Solve for x
    x = 677,945,642,138.38/809,429.32
  6. Step 6: Final answer
    x = 837,560.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.