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Finding the Fourth Proportional to 652,940.51, 901,057.90 and 366,460.60

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Solution

The fourth proportional to 652,940.51, 901,057.90 and 366,460.60 is: 505,715.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,940.51 : 901,057.90 = 366,460.60 : x
  2. Step 2: Convert to fraction form
    652,940.51/901,057.90 = 366,460.60/x
  3. Step 3: Cross multiply
    652,940.51x = 901,057.90 × 366,460.60
  4. Step 4: Simplify right side
    652,940.51x = 330,202,216,372.99
  5. Step 5: Solve for x
    x = 330,202,216,372.99/652,940.51
  6. Step 6: Final answer
    x = 505,715.62

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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.