Finding the Fourth Proportional to 506,943.09, 699,615.32 and 292,097.07
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Solution
The fourth proportional to 506,943.09, 699,615.32 and 292,097.07 is: 403,113.46
Step by Step Solution
- Step 1: Write the proportion equation
506,943.09 : 699,615.32 = 292,097.07 : x - Step 2: Convert to fraction form
506,943.09/699,615.32 = 292,097.07/x - Step 3: Cross multiply
506,943.09x = 699,615.32 × 292,097.07 - Step 4: Simplify right side
506,943.09x = 204,355,583,638.63 - Step 5: Solve for x
x = 204,355,583,638.63/506,943.09 - Step 6: Final answer
x = 403,113.46
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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.