Finding the Fourth Proportional to 616,867.53, 851,272.38 and 344,935.95
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Solution
The fourth proportional to 616,867.53, 851,272.38 and 344,935.95 is: 476,008.92
Step by Step Solution
- Step 1: Write the proportion equation
616,867.53 : 851,272.38 = 344,935.95 : x - Step 2: Convert to fraction form
616,867.53/851,272.38 = 344,935.95/x - Step 3: Cross multiply
616,867.53x = 851,272.38 × 344,935.95 - Step 4: Simplify right side
616,867.53x = 293,634,447,104.06 - Step 5: Solve for x
x = 293,634,447,104.06/616,867.53 - Step 6: Final answer
x = 476,008.92
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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.