Finding the Fourth Proportional to 432,895.75, 649,353.35 and 148,585.75
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Solution
The fourth proportional to 432,895.75, 649,353.35 and 148,585.75 is: 222,881.96
Step by Step Solution
- Step 1: Write the proportion equation
432,895.75 : 649,353.35 = 148,585.75 : x - Step 2: Convert to fraction form
432,895.75/649,353.35 = 148,585.75/x - Step 3: Cross multiply
432,895.75x = 649,353.35 × 148,585.75 - Step 4: Simplify right side
432,895.75x = 96,484,654,524.76 - Step 5: Solve for x
x = 96,484,654,524.76/432,895.75 - Step 6: Final answer
x = 222,881.96
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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.