Finding the Fourth Proportional to 292,329.87, 403,415.00 and 158,193.87
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Solution
The fourth proportional to 292,329.87, 403,415.00 and 158,193.87 is: 218,307.42
Step by Step Solution
- Step 1: Write the proportion equation
292,329.87 : 403,415.00 = 158,193.87 : x - Step 2: Convert to fraction form
292,329.87/403,415.00 = 158,193.87/x - Step 3: Cross multiply
292,329.87x = 403,415.00 × 158,193.87 - Step 4: Simplify right side
292,329.87x = 63,817,779,275.08 - Step 5: Solve for x
x = 63,817,779,275.08/292,329.87 - Step 6: Final answer
x = 218,307.42
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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.