Finding the Fourth Proportional to 537,281.68, 741,473.64 and 310,883.28
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Solution
The fourth proportional to 537,281.68, 741,473.64 and 310,883.28 is: 429,033.35
Step by Step Solution
- Step 1: Write the proportion equation
537,281.68 : 741,473.64 = 310,883.28 : x - Step 2: Convert to fraction form
537,281.68/741,473.64 = 310,883.28/x - Step 3: Cross multiply
537,281.68x = 741,473.64 × 310,883.28 - Step 4: Simplify right side
537,281.68x = 230,511,757,236.74 - Step 5: Solve for x
x = 230,511,757,236.74/537,281.68 - Step 6: Final answer
x = 429,033.35
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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.