Finding the Fourth Proportional to 368,223.18, 551,882.49 and 190,628.94
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Solution
The fourth proportional to 368,223.18, 551,882.49 and 190,628.94 is: 285,709.26
Step by Step Solution
- Step 1: Write the proportion equation
368,223.18 : 551,882.49 = 190,628.94 : x - Step 2: Convert to fraction form
368,223.18/551,882.49 = 190,628.94/x - Step 3: Cross multiply
368,223.18x = 551,882.49 × 190,628.94 - Step 4: Simplify right side
368,223.18x = 105,204,774,073.26 - Step 5: Solve for x
x = 105,204,774,073.26/368,223.18 - Step 6: Final answer
x = 285,709.26
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.