Finding the Fourth Proportional to 609,510.99, 841,079.39 and 351,204.42
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Solution
The fourth proportional to 609,510.99, 841,079.39 and 351,204.42 is: 484,635.72
Step by Step Solution
- Step 1: Write the proportion equation
609,510.99 : 841,079.39 = 351,204.42 : x - Step 2: Convert to fraction form
609,510.99/841,079.39 = 351,204.42/x - Step 3: Cross multiply
609,510.99x = 841,079.39 × 351,204.42 - Step 4: Simplify right side
609,510.99x = 295,390,797,582.88 - Step 5: Solve for x
x = 295,390,797,582.88/609,510.99 - Step 6: Final answer
x = 484,635.72
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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.