Finding the Fourth Proportional to 922,378.93, 1,382,267.84 and 435,541.64
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Solution
The fourth proportional to 922,378.93, 1,382,267.84 and 435,541.64 is: 652,698.34
Step by Step Solution
- Step 1: Write the proportion equation
922,378.93 : 1,382,267.84 = 435,541.64 : x - Step 2: Convert to fraction form
922,378.93/1,382,267.84 = 435,541.64/x - Step 3: Cross multiply
922,378.93x = 1,382,267.84 × 435,541.64 - Step 4: Simplify right side
922,378.93x = 602,035,192,863.81 - Step 5: Solve for x
x = 602,035,192,863.81/922,378.93 - Step 6: Final answer
x = 652,698.34
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.