Finding the Fourth Proportional to 588,075.12, 811,418.74 and 346,269.48
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Solution
The fourth proportional to 588,075.12, 811,418.74 and 346,269.48 is: 477,778.32
Step by Step Solution
- Step 1: Write the proportion equation
588,075.12 : 811,418.74 = 346,269.48 : x - Step 2: Convert to fraction form
588,075.12/811,418.74 = 346,269.48/x - Step 3: Cross multiply
588,075.12x = 811,418.74 × 346,269.48 - Step 4: Simplify right side
588,075.12x = 280,969,545,162.06 - Step 5: Solve for x
x = 280,969,545,162.06/588,075.12 - Step 6: Final answer
x = 477,778.32
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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.