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Finding the Fourth Proportional to 652,801.97, 900,884.54 and 366,339.60

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Solution

The fourth proportional to 652,801.97, 900,884.54 and 366,339.60 is: 505,558.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,801.97 : 900,884.54 = 366,339.60 : x
  2. Step 2: Convert to fraction form
    652,801.97/900,884.54 = 366,339.60/x
  3. Step 3: Cross multiply
    652,801.97x = 900,884.54 × 366,339.60
  4. Step 4: Simplify right side
    652,801.97x = 330,029,682,029.78
  5. Step 5: Solve for x
    x = 330,029,682,029.78/652,801.97
  6. Step 6: Final answer
    x = 505,558.65

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1.5x scale

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.