Finding the Fourth Proportional to 888,888.47, 1,333,631.99 and 281,775.95
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Solution
The fourth proportional to 888,888.47, 1,333,631.99 and 281,775.95 is: 422,758.79
Step by Step Solution
- Step 1: Write the proportion equation
888,888.47 : 1,333,631.99 = 281,775.95 : x - Step 2: Convert to fraction form
888,888.47/1,333,631.99 = 281,775.95/x - Step 3: Cross multiply
888,888.47x = 1,333,631.99 × 281,775.95 - Step 4: Simplify right side
888,888.47x = 375,785,412,855.60 - Step 5: Solve for x
x = 375,785,412,855.60/888,888.47 - Step 6: Final answer
x = 422,758.79
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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.