Finding the Fourth Proportional to 442,206.98, 610,216.44 and 248,644.52
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Solution
The fourth proportional to 442,206.98, 610,216.44 and 248,644.52 is: 343,113.02
Step by Step Solution
- Step 1: Write the proportion equation
442,206.98 : 610,216.44 = 248,644.52 : x - Step 2: Convert to fraction form
442,206.98/610,216.44 = 248,644.52/x - Step 3: Cross multiply
442,206.98x = 610,216.44 × 248,644.52 - Step 4: Simplify right side
442,206.98x = 151,726,973,819.91 - Step 5: Solve for x
x = 151,726,973,819.91/442,206.98 - Step 6: Final answer
x = 343,113.02
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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.