Finding the Fourth Proportional to 569,252.91, 785,543.21 and 351,558.93
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Solution
The fourth proportional to 569,252.91, 785,543.21 and 351,558.93 is: 485,135.39
Step by Step Solution
- Step 1: Write the proportion equation
569,252.91 : 785,543.21 = 351,558.93 : x - Step 2: Convert to fraction form
569,252.91/785,543.21 = 351,558.93/x - Step 3: Cross multiply
569,252.91x = 785,543.21 × 351,558.93 - Step 4: Simplify right side
569,252.91x = 276,164,734,860.22 - Step 5: Solve for x
x = 276,164,734,860.22/569,252.91 - Step 6: Final answer
x = 485,135.39
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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.