Finding the Fourth Proportional to 506,913.84, 699,696.90 and 292,197.44
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Solution
The fourth proportional to 506,913.84, 699,696.90 and 292,197.44 is: 403,322.27
Step by Step Solution
- Step 1: Write the proportion equation
506,913.84 : 699,696.90 = 292,197.44 : x - Step 2: Convert to fraction form
506,913.84/699,696.90 = 292,197.44/x - Step 3: Cross multiply
506,913.84x = 699,696.90 × 292,197.44 - Step 4: Simplify right side
506,913.84x = 204,449,642,955.94 - Step 5: Solve for x
x = 204,449,642,955.94/506,913.84 - Step 6: Final answer
x = 403,322.27
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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.