Home / 635,180.15-876,566.16-359,516.09

Finding the Fourth Proportional to 635,180.15, 876,566.16 and 359,516.09

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Solution

The fourth proportional to 635,180.15, 876,566.16 and 359,516.09 is: 496,142.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,180.15 : 876,566.16 = 359,516.09 : x
  2. Step 2: Convert to fraction form
    635,180.15/876,566.16 = 359,516.09/x
  3. Step 3: Cross multiply
    635,180.15x = 876,566.16 × 359,516.09
  4. Step 4: Simplify right side
    635,180.15x = 315,139,636,671.93
  5. Step 5: Solve for x
    x = 315,139,636,671.93/635,180.15
  6. Step 6: Final answer
    x = 496,142.14

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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.