Finding the Fourth Proportional to 936,511.13, 1,292,385.36 and 506,791.26
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Solution
The fourth proportional to 936,511.13, 1,292,385.36 and 506,791.26 is: 699,371.94
Step by Step Solution
- Step 1: Write the proportion equation
936,511.13 : 1,292,385.36 = 506,791.26 : x - Step 2: Convert to fraction form
936,511.13/1,292,385.36 = 506,791.26/x - Step 3: Cross multiply
936,511.13x = 1,292,385.36 × 506,791.26 - Step 4: Simplify right side
936,511.13x = 654,969,604,999.95 - Step 5: Solve for x
x = 654,969,604,999.95/936,511.13 - Step 6: Final answer
x = 699,371.94
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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.