Finding the Fourth Proportional to 890,133.36, 1,334,800.68 and 530,473.92
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Solution
The fourth proportional to 890,133.36, 1,334,800.68 and 530,473.92 is: 795,472.88
Step by Step Solution
- Step 1: Write the proportion equation
890,133.36 : 1,334,800.68 = 530,473.92 : x - Step 2: Convert to fraction form
890,133.36/1,334,800.68 = 530,473.92/x - Step 3: Cross multiply
890,133.36x = 1,334,800.68 × 530,473.92 - Step 4: Simplify right side
890,133.36x = 708,076,949,138.27 - Step 5: Solve for x
x = 708,076,949,138.27/890,133.36 - Step 6: Final answer
x = 795,472.88
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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.