Finding the Fourth Proportional to 292,389.98, 403,486.76 and 183,552.84
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Solution
The fourth proportional to 292,389.98, 403,486.76 and 183,552.84 is: 253,295.75
Step by Step Solution
- Step 1: Write the proportion equation
292,389.98 : 403,486.76 = 183,552.84 : x - Step 2: Convert to fraction form
292,389.98/403,486.76 = 183,552.84/x - Step 3: Cross multiply
292,389.98x = 403,486.76 × 183,552.84 - Step 4: Simplify right side
292,389.98x = 74,061,140,700.40 - Step 5: Solve for x
x = 74,061,140,700.40/292,389.98 - Step 6: Final answer
x = 253,295.75
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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.