Finding the Fourth Proportional to 408,742.00, 612,226.85 and 197,937.88
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Solution
The fourth proportional to 408,742.00, 612,226.85 and 197,937.88 is: 296,477.69
Step by Step Solution
- Step 1: Write the proportion equation
408,742.00 : 612,226.85 = 197,937.88 : x - Step 2: Convert to fraction form
408,742.00/612,226.85 = 197,937.88/x - Step 3: Cross multiply
408,742.00x = 612,226.85 × 197,937.88 - Step 4: Simplify right side
408,742.00x = 121,182,881,706.94 - Step 5: Solve for x
x = 121,182,881,706.94/408,742.00 - Step 6: Final answer
x = 296,477.69
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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.