Home / 610,876.07-843,037.37-381,569.12

Finding the Fourth Proportional to 610,876.07, 843,037.37 and 381,569.12

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Solution

The fourth proportional to 610,876.07, 843,037.37 and 381,569.12 is: 526,583.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    610,876.07 : 843,037.37 = 381,569.12 : x
  2. Step 2: Convert to fraction form
    610,876.07/843,037.37 = 381,569.12/x
  3. Step 3: Cross multiply
    610,876.07x = 843,037.37 × 381,569.12
  4. Step 4: Simplify right side
    610,876.07x = 321,677,021,274.98
  5. Step 5: Solve for x
    x = 321,677,021,274.98/610,876.07
  6. Step 6: Final answer
    x = 526,583.12

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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.