Finding the Fourth Proportional to 936,511.62, 1,292,386.04 and 506,791.75
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Solution
The fourth proportional to 936,511.62, 1,292,386.04 and 506,791.75 is: 699,372.62
Step by Step Solution
- Step 1: Write the proportion equation
936,511.62 : 1,292,386.04 = 506,791.75 : x - Step 2: Convert to fraction form
936,511.62/1,292,386.04 = 506,791.75/x - Step 3: Cross multiply
936,511.62x = 1,292,386.04 × 506,791.75 - Step 4: Simplify right side
936,511.62x = 654,970,587,242.62 - Step 5: Solve for x
x = 654,970,587,242.62/936,511.62 - Step 6: Final answer
x = 699,372.62
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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.