Finding the Fourth Proportional to 405,524.13, 559,617.45 and 224,232.08
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Solution
The fourth proportional to 405,524.13, 559,617.45 and 224,232.08 is: 309,437.03
Step by Step Solution
- Step 1: Write the proportion equation
405,524.13 : 559,617.45 = 224,232.08 : x - Step 2: Convert to fraction form
405,524.13/559,617.45 = 224,232.08/x - Step 3: Cross multiply
405,524.13x = 559,617.45 × 224,232.08 - Step 4: Simplify right side
405,524.13x = 125,484,182,019.71 - Step 5: Solve for x
x = 125,484,182,019.71/405,524.13 - Step 6: Final answer
x = 309,437.03
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1.5x scale
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.