Finding the Fourth Proportional to 374,494.13, 560,849.51 and 239,138.94
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Solution
The fourth proportional to 374,494.13, 560,849.51 and 239,138.94 is: 358,139.01
Step by Step Solution
- Step 1: Write the proportion equation
374,494.13 : 560,849.51 = 239,138.94 : x - Step 2: Convert to fraction form
374,494.13/560,849.51 = 239,138.94/x - Step 3: Cross multiply
374,494.13x = 560,849.51 × 239,138.94 - Step 4: Simplify right side
374,494.13x = 134,120,955,428.01 - Step 5: Solve for x
x = 134,120,955,428.01/374,494.13 - Step 6: Final answer
x = 358,139.01
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.