Finding the Fourth Proportional to 351,942.21, 526,604.99 and 209,864.67
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Solution
The fourth proportional to 351,942.21, 526,604.99 and 209,864.67 is: 314,016.83
Step by Step Solution
- Step 1: Write the proportion equation
351,942.21 : 526,604.99 = 209,864.67 : x - Step 2: Convert to fraction form
351,942.21/526,604.99 = 209,864.67/x - Step 3: Cross multiply
351,942.21x = 526,604.99 × 209,864.67 - Step 4: Simplify right side
351,942.21x = 110,515,778,764.36 - Step 5: Solve for x
x = 110,515,778,764.36/351,942.21 - Step 6: Final answer
x = 314,016.83
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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.