Finding the Fourth Proportional to 466,343.84, 643,661.92 and 272,841.28
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Solution
The fourth proportional to 466,343.84, 643,661.92 and 272,841.28 is: 376,583.81
Step by Step Solution
- Step 1: Write the proportion equation
466,343.84 : 643,661.92 = 272,841.28 : x - Step 2: Convert to fraction form
466,343.84/643,661.92 = 272,841.28/x - Step 3: Cross multiply
466,343.84x = 643,661.92 × 272,841.28 - Step 4: Simplify right side
466,343.84x = 175,617,542,140.06 - Step 5: Solve for x
x = 175,617,542,140.06/466,343.84 - Step 6: Final answer
x = 376,583.81
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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.