Finding the Fourth Proportional to 771,289.98, 1,156,760.01 and 272,653.98
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Solution
The fourth proportional to 771,289.98, 1,156,760.01 and 272,653.98 is: 408,919.12
Step by Step Solution
- Step 1: Write the proportion equation
771,289.98 : 1,156,760.01 = 272,653.98 : x - Step 2: Convert to fraction form
771,289.98/1,156,760.01 = 272,653.98/x - Step 3: Cross multiply
771,289.98x = 1,156,760.01 × 272,653.98 - Step 4: Simplify right side
771,289.98x = 315,395,220,631.34 - Step 5: Solve for x
x = 315,395,220,631.34/771,289.98 - Step 6: Final answer
x = 408,919.12
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.