Finding the Fourth Proportional to 370,938.42, 556,397.19 and 118,234.05
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Solution
The fourth proportional to 370,938.42, 556,397.19 and 118,234.05 is: 177,347.75
Step by Step Solution
- Step 1: Write the proportion equation
370,938.42 : 556,397.19 = 118,234.05 : x - Step 2: Convert to fraction form
370,938.42/556,397.19 = 118,234.05/x - Step 3: Cross multiply
370,938.42x = 556,397.19 × 118,234.05 - Step 4: Simplify right side
370,938.42x = 65,785,093,182.32 - Step 5: Solve for x
x = 65,785,093,182.32/370,938.42 - Step 6: Final answer
x = 177,347.75
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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.