Home / 897,940.97-1,239,187.52-510,746.43

Finding the Fourth Proportional to 897,940.97, 1,239,187.52 and 510,746.43

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Solution

The fourth proportional to 897,940.97, 1,239,187.52 and 510,746.43 is: 704,846.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,940.97 : 1,239,187.52 = 510,746.43 : x
  2. Step 2: Convert to fraction form
    897,940.97/1,239,187.52 = 510,746.43/x
  3. Step 3: Cross multiply
    897,940.97x = 1,239,187.52 × 510,746.43
  4. Step 4: Simplify right side
    897,940.97x = 632,910,601,940.55
  5. Step 5: Solve for x
    x = 632,910,601,940.55/897,940.97
  6. Step 6: Final answer
    x = 704,846.56

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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.