Finding the Fourth Proportional to 522,326.08, 721,030.62 and 352,789.84
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Solution
The fourth proportional to 522,326.08, 721,030.62 and 352,789.84 is: 486,999.00
Step by Step Solution
- Step 1: Write the proportion equation
522,326.08 : 721,030.62 = 352,789.84 : x - Step 2: Convert to fraction form
522,326.08/721,030.62 = 352,789.84/x - Step 3: Cross multiply
522,326.08x = 721,030.62 × 352,789.84 - Step 4: Simplify right side
522,326.08x = 254,372,277,064.90 - Step 5: Solve for x
x = 254,372,277,064.90/522,326.08 - Step 6: Final answer
x = 486,999.00
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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.