Home / 369,849.51-510,391.08-200,083.68

Finding the Fourth Proportional to 369,849.51, 510,391.08 and 200,083.68

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Solution

The fourth proportional to 369,849.51, 510,391.08 and 200,083.68 is: 276,114.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,849.51 : 510,391.08 = 200,083.68 : x
  2. Step 2: Convert to fraction form
    369,849.51/510,391.08 = 200,083.68/x
  3. Step 3: Cross multiply
    369,849.51x = 510,391.08 × 200,083.68
  4. Step 4: Simplify right side
    369,849.51x = 102,120,925,525.57
  5. Step 5: Solve for x
    x = 102,120,925,525.57/369,849.51
  6. Step 6: Final answer
    x = 276,114.81

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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.