Home / 897,940.46-1,239,186.83-510,745.93

Finding the Fourth Proportional to 897,940.46, 1,239,186.83 and 510,745.93

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Solution

The fourth proportional to 897,940.46, 1,239,186.83 and 510,745.93 is: 704,845.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,940.46 : 1,239,186.83 = 510,745.93 : x
  2. Step 2: Convert to fraction form
    897,940.46/1,239,186.83 = 510,745.93/x
  3. Step 3: Cross multiply
    897,940.46x = 1,239,186.83 × 510,745.93
  4. Step 4: Simplify right side
    897,940.46x = 632,909,629,932.10
  5. Step 5: Solve for x
    x = 632,909,629,932.10/897,940.46
  6. Step 6: Final answer
    x = 704,845.87

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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.