Finding the Fourth Proportional to 338,275.10, 507,442.62 and 88,957.10
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Solution
The fourth proportional to 338,275.10, 507,442.62 and 88,957.10 is: 133,443.53
Step by Step Solution
- Step 1: Write the proportion equation
338,275.10 : 507,442.62 = 88,957.10 : x - Step 2: Convert to fraction form
338,275.10/507,442.62 = 88,957.10/x - Step 3: Cross multiply
338,275.10x = 507,442.62 × 88,957.10 - Step 4: Simplify right side
338,275.10x = 45,140,623,891.60 - Step 5: Solve for x
x = 45,140,623,891.60/338,275.10 - Step 6: Final answer
x = 133,443.53
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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.