Finding the Fourth Proportional to 343,927.11, 474,620.40 and 190,965.63
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Solution
The fourth proportional to 343,927.11, 474,620.40 and 190,965.63 is: 263,533.12
Step by Step Solution
- Step 1: Write the proportion equation
343,927.11 : 474,620.40 = 190,965.63 : x - Step 2: Convert to fraction form
343,927.11/474,620.40 = 190,965.63/x - Step 3: Cross multiply
343,927.11x = 474,620.40 × 190,965.63 - Step 4: Simplify right side
343,927.11x = 90,636,183,696.85 - Step 5: Solve for x
x = 90,636,183,696.85/343,927.11 - Step 6: Final answer
x = 263,533.12
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.