Finding the Fourth Proportional to 936,637.59, 1,292,563.68 and 506,917.62
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Solution
The fourth proportional to 936,637.59, 1,292,563.68 and 506,917.62 is: 699,548.38
Step by Step Solution
- Step 1: Write the proportion equation
936,637.59 : 1,292,563.68 = 506,917.62 : x - Step 2: Convert to fraction form
936,637.59/1,292,563.68 = 506,917.62/x - Step 3: Cross multiply
936,637.59x = 1,292,563.68 × 506,917.62 - Step 4: Simplify right side
936,637.59x = 655,223,304,364.04 - Step 5: Solve for x
x = 655,223,304,364.04/936,637.59 - Step 6: Final answer
x = 699,548.38
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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.