Finding the Fourth Proportional to 577,610.24, 797,141.76 and 322,956.80
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Solution
The fourth proportional to 577,610.24, 797,141.76 and 322,956.80 is: 445,702.54
Step by Step Solution
- Step 1: Write the proportion equation
577,610.24 : 797,141.76 = 322,956.80 : x - Step 2: Convert to fraction form
577,610.24/797,141.76 = 322,956.80/x - Step 3: Cross multiply
577,610.24x = 797,141.76 × 322,956.80 - Step 4: Simplify right side
577,610.24x = 257,442,351,955.97 - Step 5: Solve for x
x = 257,442,351,955.97/577,610.24 - Step 6: Final answer
x = 445,702.54
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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.