Finding the Fourth Proportional to 414,639.84, 621,671.19 and 183,703.44
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Solution
The fourth proportional to 414,639.84, 621,671.19 and 183,703.44 is: 275,427.31
Step by Step Solution
- Step 1: Write the proportion equation
414,639.84 : 621,671.19 = 183,703.44 : x - Step 2: Convert to fraction form
414,639.84/621,671.19 = 183,703.44/x - Step 3: Cross multiply
414,639.84x = 621,671.19 × 183,703.44 - Step 4: Simplify right side
414,639.84x = 114,203,137,794.27 - Step 5: Solve for x
x = 114,203,137,794.27/414,639.84 - Step 6: Final answer
x = 275,427.31
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.