Finding the Fourth Proportional to 790,544.79, 1,090,952.18 and 427,968.66
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Solution
The fourth proportional to 790,544.79, 1,090,952.18 and 427,968.66 is: 590,596.95
Step by Step Solution
- Step 1: Write the proportion equation
790,544.79 : 1,090,952.18 = 427,968.66 : x - Step 2: Convert to fraction form
790,544.79/1,090,952.18 = 427,968.66/x - Step 3: Cross multiply
790,544.79x = 1,090,952.18 × 427,968.66 - Step 4: Simplify right side
790,544.79x = 466,893,342,598.68 - Step 5: Solve for x
x = 466,893,342,598.68/790,544.79 - Step 6: Final answer
x = 590,596.95
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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.