Finding the Fourth Proportional to 318,032.00, 438,865.61 and 174,792.17
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Solution
The fourth proportional to 318,032.00, 438,865.61 and 174,792.17 is: 241,202.99
Step by Step Solution
- Step 1: Write the proportion equation
318,032.00 : 438,865.61 = 174,792.17 : x - Step 2: Convert to fraction form
318,032.00/438,865.61 = 174,792.17/x - Step 3: Cross multiply
318,032.00x = 438,865.61 × 174,792.17 - Step 4: Simplify right side
318,032.00x = 76,710,269,241.98 - Step 5: Solve for x
x = 76,710,269,241.98/318,032.00 - Step 6: Final answer
x = 241,202.99
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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.