Finding the Fourth Proportional to 551,348.66, 761,150.14 and 371,008.82
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Solution
The fourth proportional to 551,348.66, 761,150.14 and 371,008.82 is: 512,186.64
Step by Step Solution
- Step 1: Write the proportion equation
551,348.66 : 761,150.14 = 371,008.82 : x - Step 2: Convert to fraction form
551,348.66/761,150.14 = 371,008.82/x - Step 3: Cross multiply
551,348.66x = 761,150.14 × 371,008.82 - Step 4: Simplify right side
551,348.66x = 282,393,415,284.24 - Step 5: Solve for x
x = 282,393,415,284.24/551,348.66 - Step 6: Final answer
x = 512,186.64
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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.