Finding the Fourth Proportional to 941,935.36, 1,299,904.98 and 539,605.12
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Solution
The fourth proportional to 941,935.36, 1,299,904.98 and 539,605.12 is: 744,674.65
Step by Step Solution
- Step 1: Write the proportion equation
941,935.36 : 1,299,904.98 = 539,605.12 : x - Step 2: Convert to fraction form
941,935.36/1,299,904.98 = 539,605.12/x - Step 3: Cross multiply
941,935.36x = 1,299,904.98 × 539,605.12 - Step 4: Simplify right side
941,935.36x = 701,435,382,721.50 - Step 5: Solve for x
x = 701,435,382,721.50/941,935.36 - Step 6: Final answer
x = 744,674.65
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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.