Finding the Fourth Proportional to 244,574.05, 366,970.43 and 86,915.65
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Solution
The fourth proportional to 244,574.05, 366,970.43 and 86,915.65 is: 130,412.34
Step by Step Solution
- Step 1: Write the proportion equation
244,574.05 : 366,970.43 = 86,915.65 : x - Step 2: Convert to fraction form
244,574.05/366,970.43 = 86,915.65/x - Step 3: Cross multiply
244,574.05x = 366,970.43 × 86,915.65 - Step 4: Simplify right side
244,574.05x = 31,895,473,454.23 - Step 5: Solve for x
x = 31,895,473,454.23/244,574.05 - Step 6: Final answer
x = 130,412.34
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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.