Finding the Fourth Proportional to 934,307.60, 1,288,975.41 and 590,015.07
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Solution
The fourth proportional to 934,307.60, 1,288,975.41 and 590,015.07 is: 813,987.73
Step by Step Solution
- Step 1: Write the proportion equation
934,307.60 : 1,288,975.41 = 590,015.07 : x - Step 2: Convert to fraction form
934,307.60/1,288,975.41 = 590,015.07/x - Step 3: Cross multiply
934,307.60x = 1,288,975.41 × 590,015.07 - Step 4: Simplify right side
934,307.60x = 760,514,916,759.43 - Step 5: Solve for x
x = 760,514,916,759.43/934,307.60 - Step 6: Final answer
x = 813,987.73
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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.