Finding the Fourth Proportional to 505,070.08, 753,465.44 and 491,341.12
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Solution
The fourth proportional to 505,070.08, 753,465.44 and 491,341.12 is: 732,984.53
Step by Step Solution
- Step 1: Write the proportion equation
505,070.08 : 753,465.44 = 491,341.12 : x - Step 2: Convert to fraction form
505,070.08/753,465.44 = 491,341.12/x - Step 3: Cross multiply
505,070.08x = 753,465.44 × 491,341.12 - Step 4: Simplify right side
505,070.08x = 370,208,553,170.89 - Step 5: Solve for x
x = 370,208,553,170.89/505,070.08 - Step 6: Final answer
x = 732,984.53
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.