Finding the Fourth Proportional to 357,608.18, 536,439.74 and 101,436.36
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Solution
The fourth proportional to 357,608.18, 536,439.74 and 101,436.36 is: 152,162.34
Step by Step Solution
- Step 1: Write the proportion equation
357,608.18 : 536,439.74 = 101,436.36 : x - Step 2: Convert to fraction form
357,608.18/536,439.74 = 101,436.36/x - Step 3: Cross multiply
357,608.18x = 536,439.74 × 101,436.36 - Step 4: Simplify right side
357,608.18x = 54,414,496,123.25 - Step 5: Solve for x
x = 54,414,496,123.25/357,608.18 - Step 6: Final answer
x = 152,162.34
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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.