Home / 653,002.05-901,093.40-366,466.78

Finding the Fourth Proportional to 653,002.05, 901,093.40 and 366,466.78

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Solution

The fourth proportional to 653,002.05, 901,093.40 and 366,466.78 is: 505,696.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,002.05 : 901,093.40 = 366,466.78 : x
  2. Step 2: Convert to fraction form
    653,002.05/901,093.40 = 366,466.78/x
  3. Step 3: Cross multiply
    653,002.05x = 901,093.40 × 366,466.78
  4. Step 4: Simplify right side
    653,002.05x = 330,220,796,930.19
  5. Step 5: Solve for x
    x = 330,220,796,930.19/653,002.05
  6. Step 6: Final answer
    x = 505,696.41

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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.