Finding the Fourth Proportional to 549,164.92, 757,911.20 and 334,430.68
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Solution
The fourth proportional to 549,164.92, 757,911.20 and 334,430.68 is: 461,553.08
Step by Step Solution
- Step 1: Write the proportion equation
549,164.92 : 757,911.20 = 334,430.68 : x - Step 2: Convert to fraction form
549,164.92/757,911.20 = 334,430.68/x - Step 3: Cross multiply
549,164.92x = 757,911.20 × 334,430.68 - Step 4: Simplify right side
549,164.92x = 253,468,757,995.62 - Step 5: Solve for x
x = 253,468,757,995.62/549,164.92 - Step 6: Final answer
x = 461,553.08
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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.