Finding the Fourth Proportional to 539,679.24, 809,371.17 and 202,693.86
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Solution
The fourth proportional to 539,679.24, 809,371.17 and 202,693.86 is: 303,985.32
Step by Step Solution
- Step 1: Write the proportion equation
539,679.24 : 809,371.17 = 202,693.86 : x - Step 2: Convert to fraction form
539,679.24/809,371.17 = 202,693.86/x - Step 3: Cross multiply
539,679.24x = 809,371.17 × 202,693.86 - Step 4: Simplify right side
539,679.24x = 164,054,566,620.02 - Step 5: Solve for x
x = 164,054,566,620.02/539,679.24 - Step 6: Final answer
x = 303,985.32
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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.