Finding the Fourth Proportional to 373,071.68, 514,747.68 and 239,117.12
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Solution
The fourth proportional to 373,071.68, 514,747.68 and 239,117.12 is: 329,923.15
Step by Step Solution
- Step 1: Write the proportion equation
373,071.68 : 514,747.68 = 239,117.12 : x - Step 2: Convert to fraction form
373,071.68/514,747.68 = 239,117.12/x - Step 3: Cross multiply
373,071.68x = 514,747.68 × 239,117.12 - Step 4: Simplify right side
373,071.68x = 123,084,982,768.28 - Step 5: Solve for x
x = 123,084,982,768.28/373,071.68 - Step 6: Final answer
x = 329,923.15
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.