Finding the Fourth Proportional to 776,701.80, 1,163,560.07 and 476,306.42
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Solution
The fourth proportional to 776,701.80, 1,163,560.07 and 476,306.42 is: 713,544.28
Step by Step Solution
- Step 1: Write the proportion equation
776,701.80 : 1,163,560.07 = 476,306.42 : x - Step 2: Convert to fraction form
776,701.80/1,163,560.07 = 476,306.42/x - Step 3: Cross multiply
776,701.80x = 1,163,560.07 × 476,306.42 - Step 4: Simplify right side
776,701.80x = 554,211,126,769.62 - Step 5: Solve for x
x = 554,211,126,769.62/776,701.80 - Step 6: Final answer
x = 713,544.28
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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.