Finding the Fourth Proportional to 431,257.74, 595,142.19 and 247,526.70
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Solution
The fourth proportional to 431,257.74, 595,142.19 and 247,526.70 is: 341,590.58
Step by Step Solution
- Step 1: Write the proportion equation
431,257.74 : 595,142.19 = 247,526.70 : x - Step 2: Convert to fraction form
431,257.74/595,142.19 = 247,526.70/x - Step 3: Cross multiply
431,257.74x = 595,142.19 × 247,526.70 - Step 4: Simplify right side
431,257.74x = 147,313,582,321.47 - Step 5: Solve for x
x = 147,313,582,321.47/431,257.74 - Step 6: Final answer
x = 341,590.58
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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.