Finding the Fourth Proportional to 348,450.15, 480,802.91 and 205,238.70
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Solution
The fourth proportional to 348,450.15, 480,802.91 and 205,238.70 is: 283,195.07
Step by Step Solution
- Step 1: Write the proportion equation
348,450.15 : 480,802.91 = 205,238.70 : x - Step 2: Convert to fraction form
348,450.15/480,802.91 = 205,238.70/x - Step 3: Cross multiply
348,450.15x = 480,802.91 × 205,238.70 - Step 4: Simplify right side
348,450.15x = 98,679,364,204.62 - Step 5: Solve for x
x = 98,679,364,204.62/348,450.15 - Step 6: Final answer
x = 283,195.07
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1.5x scale
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.