Finding the Fourth Proportional to 414,489.13, 571,995.02 and 235,641.13
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Solution
The fourth proportional to 414,489.13, 571,995.02 and 235,641.13 is: 325,184.77
Step by Step Solution
- Step 1: Write the proportion equation
414,489.13 : 571,995.02 = 235,641.13 : x - Step 2: Convert to fraction form
414,489.13/571,995.02 = 235,641.13/x - Step 3: Cross multiply
414,489.13x = 571,995.02 × 235,641.13 - Step 4: Simplify right side
414,489.13x = 134,785,552,867.17 - Step 5: Solve for x
x = 134,785,552,867.17/414,489.13 - Step 6: Final answer
x = 325,184.77
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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.