Finding the Fourth Proportional to 1,032,292.40, 1,548,437.88 and 322,381.28
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Solution
The fourth proportional to 1,032,292.40, 1,548,437.88 and 322,381.28 is: 483,571.70
Step by Step Solution
- Step 1: Write the proportion equation
1,032,292.40 : 1,548,437.88 = 322,381.28 : x - Step 2: Convert to fraction form
1,032,292.40/1,548,437.88 = 322,381.28/x - Step 3: Cross multiply
1,032,292.40x = 1,548,437.88 × 322,381.28 - Step 4: Simplify right side
1,032,292.40x = 499,187,385,754.89 - Step 5: Solve for x
x = 499,187,385,754.89/1,032,292.40 - Step 6: Final answer
x = 483,571.70
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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.