Finding the Fourth Proportional to 936,318.83, 1,292,110.80 and 506,589.53
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Solution
The fourth proportional to 936,318.83, 1,292,110.80 and 506,589.53 is: 699,088.58
Step by Step Solution
- Step 1: Write the proportion equation
936,318.83 : 1,292,110.80 = 506,589.53 : x - Step 2: Convert to fraction form
936,318.83/1,292,110.80 = 506,589.53/x - Step 3: Cross multiply
936,318.83x = 1,292,110.80 × 506,589.53 - Step 4: Simplify right side
936,318.83x = 654,569,802,879.92 - Step 5: Solve for x
x = 654,569,802,879.92/936,318.83 - Step 6: Final answer
x = 699,088.58
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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.