Finding the Fourth Proportional to 338,468.48, 507,736.43 and 125,293.42
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Solution
The fourth proportional to 338,468.48, 507,736.43 and 125,293.42 is: 187,952.61
Step by Step Solution
- Step 1: Write the proportion equation
338,468.48 : 507,736.43 = 125,293.42 : x - Step 2: Convert to fraction form
338,468.48/507,736.43 = 125,293.42/x - Step 3: Cross multiply
338,468.48x = 507,736.43 × 125,293.42 - Step 4: Simplify right side
338,468.48x = 63,616,033,773.29 - Step 5: Solve for x
x = 63,616,033,773.29/338,468.48 - Step 6: Final answer
x = 187,952.61
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.