Finding the Fourth Proportional to 245,585.52, 368,377.07 and 212,204.00
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Solution
The fourth proportional to 245,585.52, 368,377.07 and 212,204.00 is: 318,304.95
Step by Step Solution
- Step 1: Write the proportion equation
245,585.52 : 368,377.07 = 212,204.00 : x - Step 2: Convert to fraction form
245,585.52/368,377.07 = 212,204.00/x - Step 3: Cross multiply
245,585.52x = 368,377.07 × 212,204.00 - Step 4: Simplify right side
245,585.52x = 78,171,087,622.20 - Step 5: Solve for x
x = 78,171,087,622.20/245,585.52 - Step 6: Final answer
x = 318,304.95
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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.