Finding the Fourth Proportional to 892,863.21, 1,232,160.28 and 484,973.03
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Solution
The fourth proportional to 892,863.21, 1,232,160.28 and 484,973.03 is: 669,267.70
Step by Step Solution
- Step 1: Write the proportion equation
892,863.21 : 1,232,160.28 = 484,973.03 : x - Step 2: Convert to fraction form
892,863.21/1,232,160.28 = 484,973.03/x - Step 3: Cross multiply
892,863.21x = 1,232,160.28 × 484,973.03 - Step 4: Simplify right side
892,863.21x = 597,564,506,305.22 - Step 5: Solve for x
x = 597,564,506,305.22/892,863.21 - Step 6: Final answer
x = 669,267.70
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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.