Finding the Fourth Proportional to 472,669.49, 652,339.05 and 268,750.97
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Solution
The fourth proportional to 472,669.49, 652,339.05 and 268,750.97 is: 370,907.69
Step by Step Solution
- Step 1: Write the proportion equation
472,669.49 : 652,339.05 = 268,750.97 : x - Step 2: Convert to fraction form
472,669.49/652,339.05 = 268,750.97/x - Step 3: Cross multiply
472,669.49x = 652,339.05 × 268,750.97 - Step 4: Simplify right side
472,669.49x = 175,316,750,633.14 - Step 5: Solve for x
x = 175,316,750,633.14/472,669.49 - Step 6: Final answer
x = 370,907.69
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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.