Finding the Fourth Proportional to 599,783.84, 898,900.74 and 448,839.82
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Solution
The fourth proportional to 599,783.84, 898,900.74 and 448,839.82 is: 672,679.75
Step by Step Solution
- Step 1: Write the proportion equation
599,783.84 : 898,900.74 = 448,839.82 : x - Step 2: Convert to fraction form
599,783.84/898,900.74 = 448,839.82/x - Step 3: Cross multiply
599,783.84x = 898,900.74 × 448,839.82 - Step 4: Simplify right side
599,783.84x = 403,462,446,339.47 - Step 5: Solve for x
x = 403,462,446,339.47/599,783.84 - Step 6: Final answer
x = 672,679.75
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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.