Finding the Fourth Proportional to 537,837.30, 742,445.19 and 382,888.62
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Solution
The fourth proportional to 537,837.30, 742,445.19 and 382,888.62 is: 528,549.83
Step by Step Solution
- Step 1: Write the proportion equation
537,837.30 : 742,445.19 = 382,888.62 : x - Step 2: Convert to fraction form
537,837.30/742,445.19 = 382,888.62/x - Step 3: Cross multiply
537,837.30x = 742,445.19 × 382,888.62 - Step 4: Simplify right side
537,837.30x = 284,273,814,224.74 - Step 5: Solve for x
x = 284,273,814,224.74/537,837.30 - Step 6: Final answer
x = 528,549.83
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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.