Finding the Fourth Proportional to 402,415.53, 603,623.42 and 149,663.00
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Solution
The fourth proportional to 402,415.53, 603,623.42 and 149,663.00 is: 224,494.54
Step by Step Solution
- Step 1: Write the proportion equation
402,415.53 : 603,623.42 = 149,663.00 : x - Step 2: Convert to fraction form
402,415.53/603,623.42 = 149,663.00/x - Step 3: Cross multiply
402,415.53x = 603,623.42 × 149,663.00 - Step 4: Simplify right side
402,415.53x = 90,340,088,141.03 - Step 5: Solve for x
x = 90,340,088,141.03/402,415.53 - Step 6: Final answer
x = 224,494.54
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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.