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Finding the Fourth Proportional to 491,210.06, 736,815.09 and 175,647.83

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Solution

The fourth proportional to 491,210.06, 736,815.09 and 175,647.83 is: 263,471.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,210.06 : 736,815.09 = 175,647.83 : x
  2. Step 2: Convert to fraction form
    491,210.06/736,815.09 = 175,647.83/x
  3. Step 3: Cross multiply
    491,210.06x = 736,815.09 × 175,647.83
  4. Step 4: Simplify right side
    491,210.06x = 129,419,971,669.76
  5. Step 5: Solve for x
    x = 129,419,971,669.76/491,210.06
  6. Step 6: Final answer
    x = 263,471.75

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.