Finding the Fourth Proportional to 352,146.57, 527,038.84 and 288,964.14
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Solution
The fourth proportional to 352,146.57, 527,038.84 and 288,964.14 is: 432,477.09
Step by Step Solution
- Step 1: Write the proportion equation
352,146.57 : 527,038.84 = 288,964.14 : x - Step 2: Convert to fraction form
352,146.57/527,038.84 = 288,964.14/x - Step 3: Cross multiply
352,146.57x = 527,038.84 × 288,964.14 - Step 4: Simplify right side
352,146.57x = 152,295,325,147.20 - Step 5: Solve for x
x = 152,295,325,147.20/352,146.57 - Step 6: Final answer
x = 432,477.09
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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.