Finding the Fourth Proportional to 308,041.65, 462,078.99 and 97,695.99
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Solution
The fourth proportional to 308,041.65, 462,078.99 and 97,695.99 is: 146,549.22
Step by Step Solution
- Step 1: Write the proportion equation
308,041.65 : 462,078.99 = 97,695.99 : x - Step 2: Convert to fraction form
308,041.65/462,078.99 = 97,695.99/x - Step 3: Cross multiply
308,041.65x = 462,078.99 × 97,695.99 - Step 4: Simplify right side
308,041.65x = 45,143,264,386.25 - Step 5: Solve for x
x = 45,143,264,386.25/308,041.65 - Step 6: Final answer
x = 146,549.22
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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.