Finding the Fourth Proportional to 268,346.98, 370,321.14 and 147,491.08
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Solution
The fourth proportional to 268,346.98, 370,321.14 and 147,491.08 is: 203,538.96
Step by Step Solution
- Step 1: Write the proportion equation
268,346.98 : 370,321.14 = 147,491.08 : x - Step 2: Convert to fraction form
268,346.98/370,321.14 = 147,491.08/x - Step 3: Cross multiply
268,346.98x = 370,321.14 × 147,491.08 - Step 4: Simplify right side
268,346.98x = 54,619,064,097.90 - Step 5: Solve for x
x = 54,619,064,097.90/268,346.98 - Step 6: Final answer
x = 203,538.96
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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.