Finding the Fourth Proportional to 372,178.24, 558,452.04 and 147,533.92
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Solution
The fourth proportional to 372,178.24, 558,452.04 and 147,533.92 is: 221,374.09
Step by Step Solution
- Step 1: Write the proportion equation
372,178.24 : 558,452.04 = 147,533.92 : x - Step 2: Convert to fraction form
372,178.24/558,452.04 = 147,533.92/x - Step 3: Cross multiply
372,178.24x = 558,452.04 × 147,533.92 - Step 4: Simplify right side
372,178.24x = 82,390,618,593.20 - Step 5: Solve for x
x = 82,390,618,593.20/372,178.24 - Step 6: Final answer
x = 221,374.09
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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.