Finding the Fourth Proportional to 806,841.84, 1,113,591.06 and 467,310
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Solution
The fourth proportional to 806,841.84, 1,113,591.06 and 467,310 is: 644,974.28
Step by Step Solution
- Step 1: Write the proportion equation
806,841.84 : 1,113,591.06 = 467,310 : x - Step 2: Convert to fraction form
806,841.84/1,113,591.06 = 467,310/x - Step 3: Cross multiply
806,841.84x = 1,113,591.06 × 467,310 - Step 4: Simplify right side
806,841.84x = 520,392,238,248.60 - Step 5: Solve for x
x = 520,392,238,248.60/806,841.84 - Step 6: Final answer
x = 644,974.28
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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.