Home / 635,620.14-876,938.54-363,588.93

Finding the Fourth Proportional to 635,620.14, 876,938.54 and 363,588.93

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Solution

The fourth proportional to 635,620.14, 876,938.54 and 363,588.93 is: 501,628.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,620.14 : 876,938.54 = 363,588.93 : x
  2. Step 2: Convert to fraction form
    635,620.14/876,938.54 = 363,588.93/x
  3. Step 3: Cross multiply
    635,620.14x = 876,938.54 × 363,588.93
  4. Step 4: Simplify right side
    635,620.14x = 318,845,143,616.42
  5. Step 5: Solve for x
    x = 318,845,143,616.42/635,620.14
  6. Step 6: Final answer
    x = 501,628.45

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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.