Finding the Fourth Proportional to 472,989.72, 652,740.99 and 269,035.38
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Solution
The fourth proportional to 472,989.72, 652,740.99 and 269,035.38 is: 371,277.46
Step by Step Solution
- Step 1: Write the proportion equation
472,989.72 : 652,740.99 = 269,035.38 : x - Step 2: Convert to fraction form
472,989.72/652,740.99 = 269,035.38/x - Step 3: Cross multiply
472,989.72x = 652,740.99 × 269,035.38 - Step 4: Simplify right side
472,989.72x = 175,610,420,286.23 - Step 5: Solve for x
x = 175,610,420,286.23/472,989.72 - Step 6: Final answer
x = 371,277.46
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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.