Finding the Fourth Proportional to 370,465.74, 555,108.12 and 237,236.40
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Solution
The fourth proportional to 370,465.74, 555,108.12 and 237,236.40 is: 355,476.47
Step by Step Solution
- Step 1: Write the proportion equation
370,465.74 : 555,108.12 = 237,236.40 : x - Step 2: Convert to fraction form
370,465.74/555,108.12 = 237,236.40/x - Step 3: Cross multiply
370,465.74x = 555,108.12 × 237,236.40 - Step 4: Simplify right side
370,465.74x = 131,691,851,999.57 - Step 5: Solve for x
x = 131,691,851,999.57/370,465.74 - Step 6: Final answer
x = 355,476.47
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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.