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Finding the Fourth Proportional to 635,502, 877,070.58 and 367,230

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Solution

The fourth proportional to 635,502, 877,070.58 and 367,230 is: 506,822.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,502 : 877,070.58 = 367,230 : x
  2. Step 2: Convert to fraction form
    635,502/877,070.58 = 367,230/x
  3. Step 3: Cross multiply
    635,502x = 877,070.58 × 367,230
  4. Step 4: Simplify right side
    635,502x = 322,086,629,093.40
  5. Step 5: Solve for x
    x = 322,086,629,093.40/635,502
  6. Step 6: Final answer
    x = 506,822.37

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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.