Finding the Fourth Proportional to 519,230.25, 716,548.68 and 292,875.75
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Solution
The fourth proportional to 519,230.25, 716,548.68 and 292,875.75 is: 404,174.70
Step by Step Solution
- Step 1: Write the proportion equation
519,230.25 : 716,548.68 = 292,875.75 : x - Step 2: Convert to fraction form
519,230.25/716,548.68 = 292,875.75/x - Step 3: Cross multiply
519,230.25x = 716,548.68 × 292,875.75 - Step 4: Simplify right side
519,230.25x = 209,859,732,066.51 - Step 5: Solve for x
x = 209,859,732,066.51/519,230.25 - Step 6: Final answer
x = 404,174.70
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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.