Finding the Fourth Proportional to 431,282.19, 595,173.45 and 237,697.00
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Solution
The fourth proportional to 431,282.19, 595,173.45 and 237,697.00 is: 328,024.08
Step by Step Solution
- Step 1: Write the proportion equation
431,282.19 : 595,173.45 = 237,697.00 : x - Step 2: Convert to fraction form
431,282.19/595,173.45 = 237,697.00/x - Step 3: Cross multiply
431,282.19x = 595,173.45 × 237,697.00 - Step 4: Simplify right side
431,282.19x = 141,470,942,948.08 - Step 5: Solve for x
x = 141,470,942,948.08/431,282.19 - Step 6: Final answer
x = 328,024.08
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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.