Home / 779,202.33-1,168,712.76-210,556.41

Finding the Fourth Proportional to 779,202.33, 1,168,712.76 and 210,556.41

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Solution

The fourth proportional to 779,202.33, 1,168,712.76 and 210,556.41 is: 315,810.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,202.33 : 1,168,712.76 = 210,556.41 : x
  2. Step 2: Convert to fraction form
    779,202.33/1,168,712.76 = 210,556.41/x
  3. Step 3: Cross multiply
    779,202.33x = 1,168,712.76 × 210,556.41
  4. Step 4: Simplify right side
    779,202.33x = 246,079,963,066.79
  5. Step 5: Solve for x
    x = 246,079,963,066.79/779,202.33
  6. Step 6: Final answer
    x = 315,810.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.