Finding the Fourth Proportional to 424,975.79, 586,465.24 and 233,989.18
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Solution
The fourth proportional to 424,975.79, 586,465.24 and 233,989.18 is: 322,904.32
Step by Step Solution
- Step 1: Write the proportion equation
424,975.79 : 586,465.24 = 233,989.18 : x - Step 2: Convert to fraction form
424,975.79/586,465.24 = 233,989.18/x - Step 3: Cross multiply
424,975.79x = 586,465.24 × 233,989.18 - Step 4: Simplify right side
424,975.79x = 137,226,519,985.04 - Step 5: Solve for x
x = 137,226,519,985.04/424,975.79 - Step 6: Final answer
x = 322,904.32
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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.