Finding the Fourth Proportional to 981,303.68, 1,354,000.37 and 573,326.66
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Solution
The fourth proportional to 981,303.68, 1,354,000.37 and 573,326.66 is: 791,074.69
Step by Step Solution
- Step 1: Write the proportion equation
981,303.68 : 1,354,000.37 = 573,326.66 : x - Step 2: Convert to fraction form
981,303.68/1,354,000.37 = 573,326.66/x - Step 3: Cross multiply
981,303.68x = 1,354,000.37 × 573,326.66 - Step 4: Simplify right side
981,303.68x = 776,284,500,134.23 - Step 5: Solve for x
x = 776,284,500,134.23/981,303.68 - Step 6: Final answer
x = 791,074.69
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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.