Finding the Fourth Proportional to 936,535.53, 1,292,418.94 and 506,815.68
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Solution
The fourth proportional to 936,535.53, 1,292,418.94 and 506,815.68 is: 699,405.59
Step by Step Solution
- Step 1: Write the proportion equation
936,535.53 : 1,292,418.94 = 506,815.68 : x - Step 2: Convert to fraction form
936,535.53/1,292,418.94 = 506,815.68/x - Step 3: Cross multiply
936,535.53x = 1,292,418.94 × 506,815.68 - Step 4: Simplify right side
936,535.53x = 655,018,183,920.98 - Step 5: Solve for x
x = 655,018,183,920.98/936,535.53 - Step 6: Final answer
x = 699,405.59
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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.