Finding the Fourth Proportional to 286,235.08, 431,410.04 and 246,730.88
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Solution
The fourth proportional to 286,235.08, 431,410.04 and 246,730.88 is: 371,869.78
Step by Step Solution
- Step 1: Write the proportion equation
286,235.08 : 431,410.04 = 246,730.88 : x - Step 2: Convert to fraction form
286,235.08/431,410.04 = 246,730.88/x - Step 3: Cross multiply
286,235.08x = 431,410.04 × 246,730.88 - Step 4: Simplify right side
286,235.08x = 106,442,175,419.33 - Step 5: Solve for x
x = 106,442,175,419.33/286,235.08 - Step 6: Final answer
x = 371,869.78
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.