Finding the Fourth Proportional to 700,813.84, 1,051,351.80 and 326,836.84
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Solution
The fourth proportional to 700,813.84, 1,051,351.80 and 326,836.84 is: 490,316.37
Step by Step Solution
- Step 1: Write the proportion equation
700,813.84 : 1,051,351.80 = 326,836.84 : x - Step 2: Convert to fraction form
700,813.84/1,051,351.80 = 326,836.84/x - Step 3: Cross multiply
700,813.84x = 1,051,351.80 × 326,836.84 - Step 4: Simplify right side
700,813.84x = 343,620,500,040.31 - Step 5: Solve for x
x = 343,620,500,040.31/700,813.84 - Step 6: Final answer
x = 490,316.37
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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.