Finding the Fourth Proportional to 475,348.26, 712,542.62 and 297,979.84
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Solution
The fourth proportional to 475,348.26, 712,542.62 and 297,979.84 is: 446,669.01
Step by Step Solution
- Step 1: Write the proportion equation
475,348.26 : 712,542.62 = 297,979.84 : x - Step 2: Convert to fraction form
475,348.26/712,542.62 = 297,979.84/x - Step 3: Cross multiply
475,348.26x = 712,542.62 × 297,979.84 - Step 4: Simplify right side
475,348.26x = 212,323,334,864.37 - Step 5: Solve for x
x = 212,323,334,864.37/475,348.26 - Step 6: Final answer
x = 446,669.01
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.