Finding the Fourth Proportional to 344,136.79, 474,984.62 and 191,227.42
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Solution
The fourth proportional to 344,136.79, 474,984.62 and 191,227.42 is: 263,935.99
Step by Step Solution
- Step 1: Write the proportion equation
344,136.79 : 474,984.62 = 191,227.42 : x - Step 2: Convert to fraction form
344,136.79/474,984.62 = 191,227.42/x - Step 3: Cross multiply
344,136.79x = 474,984.62 × 191,227.42 - Step 4: Simplify right side
344,136.79x = 90,830,083,422.28 - Step 5: Solve for x
x = 90,830,083,422.28/344,136.79 - Step 6: Final answer
x = 263,935.99
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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.