Finding the Fourth Proportional to 653,208.09, 979,926.95 and 298,257.99
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Solution
The fourth proportional to 653,208.09, 979,926.95 and 298,257.99 is: 447,439.41
Step by Step Solution
- Step 1: Write the proportion equation
653,208.09 : 979,926.95 = 298,257.99 : x - Step 2: Convert to fraction form
653,208.09/979,926.95 = 298,257.99/x - Step 3: Cross multiply
653,208.09x = 979,926.95 × 298,257.99 - Step 4: Simplify right side
653,208.09x = 292,271,042,453.83 - Step 5: Solve for x
x = 292,271,042,453.83/653,208.09 - Step 6: Final answer
x = 447,439.41
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.