Finding the Fourth Proportional to 984,585.68, 1,476,878.16 and 236,631.68
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Solution
The fourth proportional to 984,585.68, 1,476,878.16 and 236,631.68 is: 354,947.43
Step by Step Solution
- Step 1: Write the proportion equation
984,585.68 : 1,476,878.16 = 236,631.68 : x - Step 2: Convert to fraction form
984,585.68/1,476,878.16 = 236,631.68/x - Step 3: Cross multiply
984,585.68x = 1,476,878.16 × 236,631.68 - Step 4: Simplify right side
984,585.68x = 349,476,160,156.11 - Step 5: Solve for x
x = 349,476,160,156.11/984,585.68 - Step 6: Final answer
x = 354,947.43
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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.