Finding the Fourth Proportional to 463,335.59, 639,394.97 and 256,599.70
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Solution
The fourth proportional to 463,335.59, 639,394.97 and 256,599.70 is: 354,103.07
Step by Step Solution
- Step 1: Write the proportion equation
463,335.59 : 639,394.97 = 256,599.70 : x - Step 2: Convert to fraction form
463,335.59/639,394.97 = 256,599.70/x - Step 3: Cross multiply
463,335.59x = 639,394.97 × 256,599.70 - Step 4: Simplify right side
463,335.59x = 164,068,554,602.02 - Step 5: Solve for x
x = 164,068,554,602.02/463,335.59 - Step 6: Final answer
x = 354,103.07
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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.