Finding the Fourth Proportional to 586,135.26, 808,688.07 and 327,985.43
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Solution
The fourth proportional to 586,135.26, 808,688.07 and 327,985.43 is: 452,519.95
Step by Step Solution
- Step 1: Write the proportion equation
586,135.26 : 808,688.07 = 327,985.43 : x - Step 2: Convert to fraction form
586,135.26/808,688.07 = 327,985.43/x - Step 3: Cross multiply
586,135.26x = 808,688.07 × 327,985.43 - Step 4: Simplify right side
586,135.26x = 265,237,900,331.38 - Step 5: Solve for x
x = 265,237,900,331.38/586,135.26 - Step 6: Final answer
x = 452,519.95
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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.