Finding the Fourth Proportional to 607,939.96, 910,539.36 and 292,632.88
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Solution
The fourth proportional to 607,939.96, 910,539.36 and 292,632.88 is: 438,289.59
Step by Step Solution
- Step 1: Write the proportion equation
607,939.96 : 910,539.36 = 292,632.88 : x - Step 2: Convert to fraction form
607,939.96/910,539.36 = 292,632.88/x - Step 3: Cross multiply
607,939.96x = 910,539.36 × 292,632.88 - Step 4: Simplify right side
607,939.96x = 266,453,755,270.16 - Step 5: Solve for x
x = 266,453,755,270.16/607,939.96 - Step 6: Final answer
x = 438,289.59
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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.