Finding the Fourth Proportional to 836,683.04, 1,154,631.56 and 454,709.99
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Solution
The fourth proportional to 836,683.04, 1,154,631.56 and 454,709.99 is: 627,504.65
Step by Step Solution
- Step 1: Write the proportion equation
836,683.04 : 1,154,631.56 = 454,709.99 : x - Step 2: Convert to fraction form
836,683.04/1,154,631.56 = 454,709.99/x - Step 3: Cross multiply
836,683.04x = 1,154,631.56 × 454,709.99 - Step 4: Simplify right side
836,683.04x = 525,022,497,054.58 - Step 5: Solve for x
x = 525,022,497,054.58/836,683.04 - Step 6: Final answer
x = 627,504.65
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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.