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Finding the Fourth Proportional to 367,959.67, 507,948.35 and 259,161.89

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Solution

The fourth proportional to 367,959.67, 507,948.35 and 259,161.89 is: 357,758.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,959.67 : 507,948.35 = 259,161.89 : x
  2. Step 2: Convert to fraction form
    367,959.67/507,948.35 = 259,161.89/x
  3. Step 3: Cross multiply
    367,959.67x = 507,948.35 × 259,161.89
  4. Step 4: Simplify right side
    367,959.67x = 131,640,850,572.83
  5. Step 5: Solve for x
    x = 131,640,850,572.83/367,959.67
  6. Step 6: Final answer
    x = 357,758.91

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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.