Finding the Fourth Proportional to 358,876.74, 537,807.30 and 199,022.98
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Solution
The fourth proportional to 358,876.74, 537,807.30 and 199,022.98 is: 298,252.85
Step by Step Solution
- Step 1: Write the proportion equation
358,876.74 : 537,807.30 = 199,022.98 : x - Step 2: Convert to fraction form
358,876.74/537,807.30 = 199,022.98/x - Step 3: Cross multiply
358,876.74x = 537,807.30 × 199,022.98 - Step 4: Simplify right side
358,876.74x = 107,036,011,511.75 - Step 5: Solve for x
x = 107,036,011,511.75/358,876.74 - Step 6: Final answer
x = 298,252.85
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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.