Finding the Fourth Proportional to 431,313.18, 595,214.54 and 250,132.53
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Solution
The fourth proportional to 431,313.18, 595,214.54 and 250,132.53 is: 345,184.26
Step by Step Solution
- Step 1: Write the proportion equation
431,313.18 : 595,214.54 = 250,132.53 : x - Step 2: Convert to fraction form
431,313.18/595,214.54 = 250,132.53/x - Step 3: Cross multiply
431,313.18x = 595,214.54 × 250,132.53 - Step 4: Simplify right side
431,313.18x = 148,882,518,782.99 - Step 5: Solve for x
x = 148,882,518,782.99/431,313.18 - Step 6: Final answer
x = 345,184.26
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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.