Finding the Fourth Proportional to 358,923.96, 537,877.98 and 199,070.26
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Solution
The fourth proportional to 358,923.96, 537,877.98 and 199,070.26 is: 298,323.66
Step by Step Solution
- Step 1: Write the proportion equation
358,923.96 : 537,877.98 = 199,070.26 : x - Step 2: Convert to fraction form
358,923.96/537,877.98 = 199,070.26/x - Step 3: Cross multiply
358,923.96x = 537,877.98 × 199,070.26 - Step 4: Simplify right side
358,923.96x = 107,075,509,326.88 - Step 5: Solve for x
x = 107,075,509,326.88/358,923.96 - Step 6: Final answer
x = 298,323.66
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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.