Home / 849,584.88-1,172,402.64-467,603.46

Finding the Fourth Proportional to 849,584.88, 1,172,402.64 and 467,603.46

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Solution

The fourth proportional to 849,584.88, 1,172,402.64 and 467,603.46 is: 645,279.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,584.88 : 1,172,402.64 = 467,603.46 : x
  2. Step 2: Convert to fraction form
    849,584.88/1,172,402.64 = 467,603.46/x
  3. Step 3: Cross multiply
    849,584.88x = 1,172,402.64 × 467,603.46
  4. Step 4: Simplify right side
    849,584.88x = 548,219,530,977.13
  5. Step 5: Solve for x
    x = 548,219,530,977.13/849,584.88
  6. Step 6: Final answer
    x = 645,279.29

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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.