Finding the Fourth Proportional to 884,369.35, 1,220,472.96 and 497,306.63
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Solution
The fourth proportional to 884,369.35, 1,220,472.96 and 497,306.63 is: 686,307.47
Step by Step Solution
- Step 1: Write the proportion equation
884,369.35 : 1,220,472.96 = 497,306.63 : x - Step 2: Convert to fraction form
884,369.35/1,220,472.96 = 497,306.63/x - Step 3: Cross multiply
884,369.35x = 1,220,472.96 × 497,306.63 - Step 4: Simplify right side
884,369.35x = 606,949,294,743.73 - Step 5: Solve for x
x = 606,949,294,743.73/884,369.35 - Step 6: Final answer
x = 686,307.47
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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.