Finding the Fourth Proportional to 565,624.44, 780,541.79 and 310,973.67
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Solution
The fourth proportional to 565,624.44, 780,541.79 and 310,973.67 is: 429,132.70
Step by Step Solution
- Step 1: Write the proportion equation
565,624.44 : 780,541.79 = 310,973.67 : x - Step 2: Convert to fraction form
565,624.44/780,541.79 = 310,973.67/x - Step 3: Cross multiply
565,624.44x = 780,541.79 × 310,973.67 - Step 4: Simplify right side
565,624.44x = 242,727,943,469.80 - Step 5: Solve for x
x = 242,727,943,469.80/565,624.44 - Step 6: Final answer
x = 429,132.70
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.