Home / 340,723.63-470,199.28-204,759.66

Finding the Fourth Proportional to 340,723.63, 470,199.28 and 204,759.66

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Solution

The fourth proportional to 340,723.63, 470,199.28 and 204,759.66 is: 282,568.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,723.63 : 470,199.28 = 204,759.66 : x
  2. Step 2: Convert to fraction form
    340,723.63/470,199.28 = 204,759.66/x
  3. Step 3: Cross multiply
    340,723.63x = 470,199.28 × 204,759.66
  4. Step 4: Simplify right side
    340,723.63x = 96,277,846,340.32
  5. Step 5: Solve for x
    x = 96,277,846,340.32/340,723.63
  6. Step 6: Final answer
    x = 282,568.74

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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.