Finding the Fourth Proportional to 936,454.41, 1,292,310.50 and 506,734.52
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Solution
The fourth proportional to 936,454.41, 1,292,310.50 and 506,734.52 is: 699,295.48
Step by Step Solution
- Step 1: Write the proportion equation
936,454.41 : 1,292,310.50 = 506,734.52 : x - Step 2: Convert to fraction form
936,454.41/1,292,310.50 = 506,734.52/x - Step 3: Cross multiply
936,454.41x = 1,292,310.50 × 506,734.52 - Step 4: Simplify right side
936,454.41x = 654,858,331,913.24 - Step 5: Solve for x
x = 654,858,331,913.24/936,454.41 - Step 6: Final answer
x = 699,295.48
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.