Finding the Fourth Proportional to 402,981.36, 604,472.45 and 150,257.99
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Solution
The fourth proportional to 402,981.36, 604,472.45 and 150,257.99 is: 225,387.13
Step by Step Solution
- Step 1: Write the proportion equation
402,981.36 : 604,472.45 = 150,257.99 : x - Step 2: Convert to fraction form
402,981.36/604,472.45 = 150,257.99/x - Step 3: Cross multiply
402,981.36x = 604,472.45 × 150,257.99 - Step 4: Simplify right side
402,981.36x = 90,826,811,573.72 - Step 5: Solve for x
x = 90,826,811,573.72/402,981.36 - Step 6: Final answer
x = 225,387.13
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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.