Finding the Fourth Proportional to 564,937.24, 779,617.02 and 310,286.20
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Solution
The fourth proportional to 564,937.24, 779,617.02 and 310,286.20 is: 428,196.95
Step by Step Solution
- Step 1: Write the proportion equation
564,937.24 : 779,617.02 = 310,286.20 : x - Step 2: Convert to fraction form
564,937.24/779,617.02 = 310,286.20/x - Step 3: Cross multiply
564,937.24x = 779,617.02 × 310,286.20 - Step 4: Simplify right side
564,937.24x = 241,904,402,591.12 - Step 5: Solve for x
x = 241,904,402,591.12/564,937.24 - Step 6: Final answer
x = 428,196.95
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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.