Finding the Fourth Proportional to 884,569.08, 1,326,474.52 and 411,205.08
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Solution
The fourth proportional to 884,569.08, 1,326,474.52 and 411,205.08 is: 616,631.39
Step by Step Solution
- Step 1: Write the proportion equation
884,569.08 : 1,326,474.52 = 411,205.08 : x - Step 2: Convert to fraction form
884,569.08/1,326,474.52 = 411,205.08/x - Step 3: Cross multiply
884,569.08x = 1,326,474.52 × 411,205.08 - Step 4: Simplify right side
884,569.08x = 545,453,061,114.56 - Step 5: Solve for x
x = 545,453,061,114.56/884,569.08 - Step 6: Final answer
x = 616,631.39
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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.