Finding the Fourth Proportional to 423,088.34, 634,035.78 and 233,633.99
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Solution
The fourth proportional to 423,088.34, 634,035.78 and 233,633.99 is: 350,121.46
Step by Step Solution
- Step 1: Write the proportion equation
423,088.34 : 634,035.78 = 233,633.99 : x - Step 2: Convert to fraction form
423,088.34/634,035.78 = 233,633.99/x - Step 3: Cross multiply
423,088.34x = 634,035.78 × 233,633.99 - Step 4: Simplify right side
423,088.34x = 148,132,305,913.98 - Step 5: Solve for x
x = 148,132,305,913.98/423,088.34 - Step 6: Final answer
x = 350,121.46
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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.