Home / 340,974.13-470,535.24-188,009.71

Finding the Fourth Proportional to 340,974.13, 470,535.24 and 188,009.71

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Solution

The fourth proportional to 340,974.13, 470,535.24 and 188,009.71 is: 259,448.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,974.13 : 470,535.24 = 188,009.71 : x
  2. Step 2: Convert to fraction form
    340,974.13/470,535.24 = 188,009.71/x
  3. Step 3: Cross multiply
    340,974.13x = 470,535.24 × 188,009.71
  4. Step 4: Simplify right side
    340,974.13x = 88,465,194,017.18
  5. Step 5: Solve for x
    x = 88,465,194,017.18/340,974.13
  6. Step 6: Final answer
    x = 259,448.40

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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.