Finding the Fourth Proportional to 862,210.08, 1,189,437.84 and 669,907.44
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Solution
The fourth proportional to 862,210.08, 1,189,437.84 and 669,907.44 is: 924,152.10
Step by Step Solution
- Step 1: Write the proportion equation
862,210.08 : 1,189,437.84 = 669,907.44 : x - Step 2: Convert to fraction form
862,210.08/1,189,437.84 = 669,907.44/x - Step 3: Cross multiply
862,210.08x = 1,189,437.84 × 669,907.44 - Step 4: Simplify right side
862,210.08x = 796,813,258,433.53 - Step 5: Solve for x
x = 796,813,258,433.53/862,210.08 - Step 6: Final answer
x = 924,152.10
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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.