Finding the Fourth Proportional to 358,497.28, 537,452.16 and 148,286.08
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Solution
The fourth proportional to 358,497.28, 537,452.16 and 148,286.08 is: 222,307.61
Step by Step Solution
- Step 1: Write the proportion equation
358,497.28 : 537,452.16 = 148,286.08 : x - Step 2: Convert to fraction form
358,497.28/537,452.16 = 148,286.08/x - Step 3: Cross multiply
358,497.28x = 537,452.16 × 148,286.08 - Step 4: Simplify right side
358,497.28x = 79,696,673,993.93 - Step 5: Solve for x
x = 79,696,673,993.93/358,497.28 - Step 6: Final answer
x = 222,307.61
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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.