Finding the Fourth Proportional to 456,202.44, 684,259.68 and 140,574.60
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Solution
The fourth proportional to 456,202.44, 684,259.68 and 140,574.60 is: 210,848.35
Step by Step Solution
- Step 1: Write the proportion equation
456,202.44 : 684,259.68 = 140,574.60 : x - Step 2: Convert to fraction form
456,202.44/684,259.68 = 140,574.60/x - Step 3: Cross multiply
456,202.44x = 684,259.68 × 140,574.60 - Step 4: Simplify right side
456,202.44x = 96,189,530,812.13 - Step 5: Solve for x
x = 96,189,530,812.13/456,202.44 - Step 6: Final answer
x = 210,848.35
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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.