Finding the Fourth Proportional to 542,207.93, 748,202.87 and 300,500.69
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Solution
The fourth proportional to 542,207.93, 748,202.87 and 300,500.69 is: 414,666.52
Step by Step Solution
- Step 1: Write the proportion equation
542,207.93 : 748,202.87 = 300,500.69 : x - Step 2: Convert to fraction form
542,207.93/748,202.87 = 300,500.69/x - Step 3: Cross multiply
542,207.93x = 748,202.87 × 300,500.69 - Step 4: Simplify right side
542,207.93x = 224,835,475,705.22 - Step 5: Solve for x
x = 224,835,475,705.22/542,207.93 - Step 6: Final answer
x = 414,666.52
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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.