Finding the Fourth Proportional to 357,740.20, 536,472.19 and 152,444.49
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Solution
The fourth proportional to 357,740.20, 536,472.19 and 152,444.49 is: 228,607.88
Step by Step Solution
- Step 1: Write the proportion equation
357,740.20 : 536,472.19 = 152,444.49 : x - Step 2: Convert to fraction form
357,740.20/536,472.19 = 152,444.49/x - Step 3: Cross multiply
357,740.20x = 536,472.19 × 152,444.49 - Step 4: Simplify right side
357,740.20x = 81,782,229,403.73 - Step 5: Solve for x
x = 81,782,229,403.73/357,740.20 - Step 6: Final answer
x = 228,607.88
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.