Finding the Fourth Proportional to 409,423.23, 614,325.06 and 156,620.15
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Solution
The fourth proportional to 409,423.23, 614,325.06 and 156,620.15 is: 235,002.99
Step by Step Solution
- Step 1: Write the proportion equation
409,423.23 : 614,325.06 = 156,620.15 : x - Step 2: Convert to fraction form
409,423.23/614,325.06 = 156,620.15/x - Step 3: Cross multiply
409,423.23x = 614,325.06 × 156,620.15 - Step 4: Simplify right side
409,423.23x = 96,215,683,045.96 - Step 5: Solve for x
x = 96,215,683,045.96/409,423.23 - Step 6: Final answer
x = 235,002.99
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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.