Finding the Fourth Proportional to 246,888.98, 370,321.08 and 86,972.84
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Solution
The fourth proportional to 246,888.98, 370,321.08 and 86,972.84 is: 130,454.90
Step by Step Solution
- Step 1: Write the proportion equation
246,888.98 : 370,321.08 = 86,972.84 : x - Step 2: Convert to fraction form
246,888.98/370,321.08 = 86,972.84/x - Step 3: Cross multiply
246,888.98x = 370,321.08 × 86,972.84 - Step 4: Simplify right side
246,888.98x = 32,207,876,039.47 - Step 5: Solve for x
x = 32,207,876,039.47/246,888.98 - Step 6: Final answer
x = 130,454.90
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1.5x scale
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.