Finding the Fourth Proportional to 439,072.62, 605,920.84 and 237,868.62
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Solution
The fourth proportional to 439,072.62, 605,920.84 and 237,868.62 is: 328,259.03
Step by Step Solution
- Step 1: Write the proportion equation
439,072.62 : 605,920.84 = 237,868.62 : x - Step 2: Convert to fraction form
439,072.62/605,920.84 = 237,868.62/x - Step 3: Cross multiply
439,072.62x = 605,920.84 × 237,868.62 - Step 4: Simplify right side
439,072.62x = 144,129,554,040.04 - Step 5: Solve for x
x = 144,129,554,040.04/439,072.62 - Step 6: Final answer
x = 328,259.03
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1.5x scale
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.