Finding the Fourth Proportional to 359,995.44, 492,476.34 and 358,479.12
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Solution
The fourth proportional to 359,995.44, 492,476.34 and 358,479.12 is: 490,402.00
Step by Step Solution
- Step 1: Write the proportion equation
359,995.44 : 492,476.34 = 358,479.12 : x - Step 2: Convert to fraction form
359,995.44/492,476.34 = 358,479.12/x - Step 3: Cross multiply
359,995.44x = 492,476.34 × 358,479.12 - Step 4: Simplify right side
359,995.44x = 176,542,484,984.02 - Step 5: Solve for x
x = 176,542,484,984.02/359,995.44 - Step 6: Final answer
x = 490,402.00
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.