Finding the Fourth Proportional to 409,350.08, 613,996.34 and 153,133.79
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Solution
The fourth proportional to 409,350.08, 613,996.34 and 153,133.79 is: 229,689.91
Step by Step Solution
- Step 1: Write the proportion equation
409,350.08 : 613,996.34 = 153,133.79 : x - Step 2: Convert to fraction form
409,350.08/613,996.34 = 153,133.79/x - Step 3: Cross multiply
409,350.08x = 613,996.34 × 153,133.79 - Step 4: Simplify right side
409,350.08x = 94,023,583,903.18 - Step 5: Solve for x
x = 94,023,583,903.18/409,350.08 - Step 6: Final answer
x = 229,689.91
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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.