Finding the Fourth Proportional to 647,252.06, 970,878.77 and 349,625.05
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Solution
The fourth proportional to 647,252.06, 970,878.77 and 349,625.05 is: 524,437.94
Step by Step Solution
- Step 1: Write the proportion equation
647,252.06 : 970,878.77 = 349,625.05 : x - Step 2: Convert to fraction form
647,252.06/970,878.77 = 349,625.05/x - Step 3: Cross multiply
647,252.06x = 970,878.77 × 349,625.05 - Step 4: Simplify right side
647,252.06x = 339,443,538,505.19 - Step 5: Solve for x
x = 339,443,538,505.19/647,252.06 - Step 6: Final answer
x = 524,437.94
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.