Finding the Fourth Proportional to 388,832.63, 583,478.58 and 164,178.53
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Solution
The fourth proportional to 388,832.63, 583,478.58 and 164,178.53 is: 246,364.75
Step by Step Solution
- Step 1: Write the proportion equation
388,832.63 : 583,478.58 = 164,178.53 : x - Step 2: Convert to fraction form
388,832.63/583,478.58 = 164,178.53/x - Step 3: Cross multiply
388,832.63x = 583,478.58 × 164,178.53 - Step 4: Simplify right side
388,832.63x = 95,794,652,633.49 - Step 5: Solve for x
x = 95,794,652,633.49/388,832.63 - Step 6: Final answer
x = 246,364.75
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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.