Finding the Fourth Proportional to 468,891.68, 647,071.67 and 254,031.76
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Solution
The fourth proportional to 468,891.68, 647,071.67 and 254,031.76 is: 350,564.45
Step by Step Solution
- Step 1: Write the proportion equation
468,891.68 : 647,071.67 = 254,031.76 : x - Step 2: Convert to fraction form
468,891.68/647,071.67 = 254,031.76/x - Step 3: Cross multiply
468,891.68x = 647,071.67 × 254,031.76 - Step 4: Simplify right side
468,891.68x = 164,376,755,176.24 - Step 5: Solve for x
x = 164,376,755,176.24/468,891.68 - Step 6: Final answer
x = 350,564.45
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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.