Finding the Fourth Proportional to 590,587.63, 815,010.95 and 322,315.63
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Solution
The fourth proportional to 590,587.63, 815,010.95 and 322,315.63 is: 444,795.58
Step by Step Solution
- Step 1: Write the proportion equation
590,587.63 : 815,010.95 = 322,315.63 : x - Step 2: Convert to fraction form
590,587.63/815,010.95 = 322,315.63/x - Step 3: Cross multiply
590,587.63x = 815,010.95 × 322,315.63 - Step 4: Simplify right side
590,587.63x = 262,690,767,806.15 - Step 5: Solve for x
x = 262,690,767,806.15/590,587.63 - Step 6: Final answer
x = 444,795.58
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1.5x scale
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.