Finding the Fourth Proportional to 866,134.52, 1,299,179.91 and 235,031.93
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Solution
The fourth proportional to 866,134.52, 1,299,179.91 and 235,031.93 is: 352,541.96
Step by Step Solution
- Step 1: Write the proportion equation
866,134.52 : 1,299,179.91 = 235,031.93 : x - Step 2: Convert to fraction form
866,134.52/1,299,179.91 = 235,031.93/x - Step 3: Cross multiply
866,134.52x = 1,299,179.91 × 235,031.93 - Step 4: Simplify right side
866,134.52x = 305,348,761,664.53 - Step 5: Solve for x
x = 305,348,761,664.53/866,134.52 - Step 6: Final answer
x = 352,541.96
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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.