Finding the Fourth Proportional to 992,379.62, 1,369,451.84 and 562,698.02
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Solution
The fourth proportional to 992,379.62, 1,369,451.84 and 562,698.02 is: 776,505.10
Step by Step Solution
- Step 1: Write the proportion equation
992,379.62 : 1,369,451.84 = 562,698.02 : x - Step 2: Convert to fraction form
992,379.62/1,369,451.84 = 562,698.02/x - Step 3: Cross multiply
992,379.62x = 1,369,451.84 × 562,698.02 - Step 4: Simplify right side
992,379.62x = 770,587,838,853.36 - Step 5: Solve for x
x = 770,587,838,853.36/992,379.62 - Step 6: Final answer
x = 776,505.10
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.