Finding the Fourth Proportional to 884,252.80, 1,326,476.40 and 323,408.80
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Solution
The fourth proportional to 884,252.80, 1,326,476.40 and 323,408.80 is: 485,148.75
Step by Step Solution
- Step 1: Write the proportion equation
884,252.80 : 1,326,476.40 = 323,408.80 : x - Step 2: Convert to fraction form
884,252.80/1,326,476.40 = 323,408.80/x - Step 3: Cross multiply
884,252.80x = 1,326,476.40 × 323,408.80 - Step 4: Simplify right side
884,252.80x = 428,994,140,752.32 - Step 5: Solve for x
x = 428,994,140,752.32/884,252.80 - Step 6: Final answer
x = 485,148.75
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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.