Finding the Fourth Proportional to 1,090,283.84, 1,635,310.72 and 291,646
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Solution
The fourth proportional to 1,090,283.84, 1,635,310.72 and 291,646 is: 437,438.23
Step by Step Solution
- Step 1: Write the proportion equation
1,090,283.84 : 1,635,310.72 = 291,646 : x - Step 2: Convert to fraction form
1,090,283.84/1,635,310.72 = 291,646/x - Step 3: Cross multiply
1,090,283.84x = 1,635,310.72 × 291,646 - Step 4: Simplify right side
1,090,283.84x = 476,931,830,245.12 - Step 5: Solve for x
x = 476,931,830,245.12/1,090,283.84 - Step 6: Final answer
x = 437,438.23
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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.