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Finding the Fourth Proportional to 340,994.51, 470,600.45 and 188,062.62

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Solution

The fourth proportional to 340,994.51, 470,600.45 and 188,062.62 is: 259,541.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,994.51 : 470,600.45 = 188,062.62 : x
  2. Step 2: Convert to fraction form
    340,994.51/470,600.45 = 188,062.62/x
  3. Step 3: Cross multiply
    340,994.51x = 470,600.45 × 188,062.62
  4. Step 4: Simplify right side
    340,994.51x = 88,502,350,895.11
  5. Step 5: Solve for x
    x = 88,502,350,895.11/340,994.51
  6. Step 6: Final answer
    x = 259,541.86

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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.