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Finding the Fourth Proportional to 616,271.92, 850,460.88 and 361,627.36

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Solution

The fourth proportional to 616,271.92, 850,460.88 and 361,627.36 is: 499,049.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,271.92 : 850,460.88 = 361,627.36 : x
  2. Step 2: Convert to fraction form
    616,271.92/850,460.88 = 361,627.36/x
  3. Step 3: Cross multiply
    616,271.92x = 850,460.88 × 361,627.36
  4. Step 4: Simplify right side
    616,271.92x = 307,549,922,817.68
  5. Step 5: Solve for x
    x = 307,549,922,817.68/616,271.92
  6. Step 6: Final answer
    x = 499,049.06

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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.