Finding the Fourth Proportional to 408,633.77, 563,932.99 and 340,536.74
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Solution
The fourth proportional to 408,633.77, 563,932.99 and 340,536.74 is: 469,956.02
Step by Step Solution
- Step 1: Write the proportion equation
408,633.77 : 563,932.99 = 340,536.74 : x - Step 2: Convert to fraction form
408,633.77/563,932.99 = 340,536.74/x - Step 3: Cross multiply
408,633.77x = 563,932.99 × 340,536.74 - Step 4: Simplify right side
408,633.77x = 192,039,903,234.76 - Step 5: Solve for x
x = 192,039,903,234.76/408,633.77 - Step 6: Final answer
x = 469,956.02
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.