Finding the Fourth Proportional to 910,294.98, 1,255,948.08 and 547,537.26
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Solution
The fourth proportional to 910,294.98, 1,255,948.08 and 547,537.26 is: 755,445.64
Step by Step Solution
- Step 1: Write the proportion equation
910,294.98 : 1,255,948.08 = 547,537.26 : x - Step 2: Convert to fraction form
910,294.98/1,255,948.08 = 547,537.26/x - Step 3: Cross multiply
910,294.98x = 1,255,948.08 × 547,537.26 - Step 4: Simplify right side
910,294.98x = 687,678,370,425.46 - Step 5: Solve for x
x = 687,678,370,425.46/910,294.98 - Step 6: Final answer
x = 755,445.64
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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.