Home / 340,919.58-470,273.94-213,373.74

Finding the Fourth Proportional to 340,919.58, 470,273.94 and 213,373.74

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Solution

The fourth proportional to 340,919.58, 470,273.94 and 213,373.74 is: 294,333.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,919.58 : 470,273.94 = 213,373.74 : x
  2. Step 2: Convert to fraction form
    340,919.58/470,273.94 = 213,373.74/x
  3. Step 3: Cross multiply
    340,919.58x = 470,273.94 × 213,373.74
  4. Step 4: Simplify right side
    340,919.58x = 100,344,109,402.34
  5. Step 5: Solve for x
    x = 100,344,109,402.34/340,919.58
  6. Step 6: Final answer
    x = 294,333.66

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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.