Finding the Fourth Proportional to 722,934.10, 1,083,364.35 and 531,903.70
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Solution
The fourth proportional to 722,934.10, 1,083,364.35 and 531,903.70 is: 797,092.72
Step by Step Solution
- Step 1: Write the proportion equation
722,934.10 : 1,083,364.35 = 531,903.70 : x - Step 2: Convert to fraction form
722,934.10/1,083,364.35 = 531,903.70/x - Step 3: Cross multiply
722,934.10x = 1,083,364.35 × 531,903.70 - Step 4: Simplify right side
722,934.10x = 576,245,506,213.10 - Step 5: Solve for x
x = 576,245,506,213.10/722,934.10 - Step 6: Final answer
x = 797,092.72
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.