Finding the Fourth Proportional to 376,088.66, 519,037.84 and 214,912.63
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Solution
The fourth proportional to 376,088.66, 519,037.84 and 214,912.63 is: 296,599.71
Step by Step Solution
- Step 1: Write the proportion equation
376,088.66 : 519,037.84 = 214,912.63 : x - Step 2: Convert to fraction form
376,088.66/519,037.84 = 214,912.63/x - Step 3: Cross multiply
376,088.66x = 519,037.84 × 214,912.63 - Step 4: Simplify right side
376,088.66x = 111,547,787,263.92 - Step 5: Solve for x
x = 111,547,787,263.92/376,088.66 - Step 6: Final answer
x = 296,599.71
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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.