Finding the Fourth Proportional to 660,051.24, 989,918.24 and 304,723.96
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Solution
The fourth proportional to 660,051.24, 989,918.24 and 304,723.96 is: 457,012.71
Step by Step Solution
- Step 1: Write the proportion equation
660,051.24 : 989,918.24 = 304,723.96 : x - Step 2: Convert to fraction form
660,051.24/989,918.24 = 304,723.96/x - Step 3: Cross multiply
660,051.24x = 989,918.24 × 304,723.96 - Step 4: Simplify right side
660,051.24x = 301,651,806,169.03 - Step 5: Solve for x
x = 301,651,806,169.03/660,051.24 - Step 6: Final answer
x = 457,012.71
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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.