Finding the Fourth Proportional to 514,406.98, 771,610.56 and 214,724.08
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Solution
The fourth proportional to 514,406.98, 771,610.56 and 214,724.08 is: 322,086.16
Step by Step Solution
- Step 1: Write the proportion equation
514,406.98 : 771,610.56 = 214,724.08 : x - Step 2: Convert to fraction form
514,406.98/771,610.56 = 214,724.08/x - Step 3: Cross multiply
514,406.98x = 771,610.56 × 214,724.08 - Step 4: Simplify right side
514,406.98x = 165,683,367,614.29 - Step 5: Solve for x
x = 165,683,367,614.29/514,406.98 - Step 6: Final answer
x = 322,086.16
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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.