Finding the Fourth Proportional to 314,083.97, 470,935.68 and 140,943.95
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Solution
The fourth proportional to 314,083.97, 470,935.68 and 140,943.95 is: 211,330.54
Step by Step Solution
- Step 1: Write the proportion equation
314,083.97 : 470,935.68 = 140,943.95 : x - Step 2: Convert to fraction form
314,083.97/470,935.68 = 140,943.95/x - Step 3: Cross multiply
314,083.97x = 470,935.68 × 140,943.95 - Step 4: Simplify right side
314,083.97x = 66,375,536,112.48 - Step 5: Solve for x
x = 66,375,536,112.48/314,083.97 - Step 6: Final answer
x = 211,330.54
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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.