Finding the Fourth Proportional to 595,417.71, 821,685.74 and 323,490.99
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Solution
The fourth proportional to 595,417.71, 821,685.74 and 323,490.99 is: 446,422.62
Step by Step Solution
- Step 1: Write the proportion equation
595,417.71 : 821,685.74 = 323,490.99 : x - Step 2: Convert to fraction form
595,417.71/821,685.74 = 323,490.99/x - Step 3: Cross multiply
595,417.71x = 821,685.74 × 323,490.99 - Step 4: Simplify right side
595,417.71x = 265,807,931,884.03 - Step 5: Solve for x
x = 265,807,931,884.03/595,417.71 - Step 6: Final answer
x = 446,422.62
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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.