Finding the Fourth Proportional to 352,844.70, 530,316.87 and 165,987.42
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Solution
The fourth proportional to 352,844.70, 530,316.87 and 165,987.42 is: 249,474.99
Step by Step Solution
- Step 1: Write the proportion equation
352,844.70 : 530,316.87 = 165,987.42 : x - Step 2: Convert to fraction form
352,844.70/530,316.87 = 165,987.42/x - Step 3: Cross multiply
352,844.70x = 530,316.87 × 165,987.42 - Step 4: Simplify right side
352,844.70x = 88,025,929,033.78 - Step 5: Solve for x
x = 88,025,929,033.78/352,844.70 - Step 6: Final answer
x = 249,474.99
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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.