Finding the Fourth Proportional to 423,224.09, 634,833.95 and 149,873.12
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Solution
The fourth proportional to 423,224.09, 634,833.95 and 149,873.12 is: 224,808.90
Step by Step Solution
- Step 1: Write the proportion equation
423,224.09 : 634,833.95 = 149,873.12 : x - Step 2: Convert to fraction form
423,224.09/634,833.95 = 149,873.12/x - Step 3: Cross multiply
423,224.09x = 634,833.95 × 149,873.12 - Step 4: Simplify right side
423,224.09x = 95,144,540,844.89 - Step 5: Solve for x
x = 95,144,540,844.89/423,224.09 - Step 6: Final answer
x = 224,808.90
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.