Finding the Fourth Proportional to 343,104.12, 514,694.12 and 118,439.08
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Solution
The fourth proportional to 343,104.12, 514,694.12 and 118,439.08 is: 177,671.71
Step by Step Solution
- Step 1: Write the proportion equation
343,104.12 : 514,694.12 = 118,439.08 : x - Step 2: Convert to fraction form
343,104.12/514,694.12 = 118,439.08/x - Step 3: Cross multiply
343,104.12x = 514,694.12 × 118,439.08 - Step 4: Simplify right side
343,104.12x = 60,959,896,175.28 - Step 5: Solve for x
x = 60,959,896,175.28/343,104.12 - Step 6: Final answer
x = 177,671.71
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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.