Finding the Fourth Proportional to 475,719.27, 656,522.99 and 314,291.53
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Solution
The fourth proportional to 475,719.27, 656,522.99 and 314,291.53 is: 433,742.39
Step by Step Solution
- Step 1: Write the proportion equation
475,719.27 : 656,522.99 = 314,291.53 : x - Step 2: Convert to fraction form
475,719.27/656,522.99 = 314,291.53/x - Step 3: Cross multiply
475,719.27x = 656,522.99 × 314,291.53 - Step 4: Simplify right side
475,719.27x = 206,339,615,007.28 - Step 5: Solve for x
x = 206,339,615,007.28/475,719.27 - Step 6: Final answer
x = 433,742.39
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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.