Home / 340,882.02-470,417.63-204,917.45

Finding the Fourth Proportional to 340,882.02, 470,417.63 and 204,917.45

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Solution

The fourth proportional to 340,882.02, 470,417.63 and 204,917.45 is: 282,786.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,882.02 : 470,417.63 = 204,917.45 : x
  2. Step 2: Convert to fraction form
    340,882.02/470,417.63 = 204,917.45/x
  3. Step 3: Cross multiply
    340,882.02x = 470,417.63 × 204,917.45
  4. Step 4: Simplify right side
    340,882.02x = 96,396,777,797.97
  5. Step 5: Solve for x
    x = 96,396,777,797.97/340,882.02
  6. Step 6: Final answer
    x = 282,786.34

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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.