Finding the Fourth Proportional to 964,910.81, 1,330,705.16 and 602,368.18
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Solution
The fourth proportional to 964,910.81, 1,330,705.16 and 602,368.18 is: 830,723.87
Step by Step Solution
- Step 1: Write the proportion equation
964,910.81 : 1,330,705.16 = 602,368.18 : x - Step 2: Convert to fraction form
964,910.81/1,330,705.16 = 602,368.18/x - Step 3: Cross multiply
964,910.81x = 1,330,705.16 × 602,368.18 - Step 4: Simplify right side
964,910.81x = 801,574,441,266.09 - Step 5: Solve for x
x = 801,574,441,266.09/964,910.81 - Step 6: Final answer
x = 830,723.87
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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.