Finding the Fourth Proportional to 888,570.63, 1,224,952.08 and 633,478.95
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Solution
The fourth proportional to 888,570.63, 1,224,952.08 and 633,478.95 is: 873,291.70
Step by Step Solution
- Step 1: Write the proportion equation
888,570.63 : 1,224,952.08 = 633,478.95 : x - Step 2: Convert to fraction form
888,570.63/1,224,952.08 = 633,478.95/x - Step 3: Cross multiply
888,570.63x = 1,224,952.08 × 633,478.95 - Step 4: Simplify right side
888,570.63x = 775,981,357,438.72 - Step 5: Solve for x
x = 775,981,357,438.72/888,570.63 - Step 6: Final answer
x = 873,291.70
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.