Finding the Fourth Proportional to 842,202.05, 1,162,357.36 and 536,180.67
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Solution
The fourth proportional to 842,202.05, 1,162,357.36 and 536,180.67 is: 740,004.79
Step by Step Solution
- Step 1: Write the proportion equation
842,202.05 : 1,162,357.36 = 536,180.67 : x - Step 2: Convert to fraction form
842,202.05/1,162,357.36 = 536,180.67/x - Step 3: Cross multiply
842,202.05x = 1,162,357.36 × 536,180.67 - Step 4: Simplify right side
842,202.05x = 623,233,546,723.78 - Step 5: Solve for x
x = 623,233,546,723.78/842,202.05 - Step 6: Final answer
x = 740,004.79
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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.