Finding the Fourth Proportional to 763,774.79, 1,143,917.03 and 364,695.08
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Solution
The fourth proportional to 763,774.79, 1,143,917.03 and 364,695.08 is: 546,209.32
Step by Step Solution
- Step 1: Write the proportion equation
763,774.79 : 1,143,917.03 = 364,695.08 : x - Step 2: Convert to fraction form
763,774.79/1,143,917.03 = 364,695.08/x - Step 3: Cross multiply
763,774.79x = 1,143,917.03 × 364,695.08 - Step 4: Simplify right side
763,774.79x = 417,180,907,961.37 - Step 5: Solve for x
x = 417,180,907,961.37/763,774.79 - Step 6: Final answer
x = 546,209.32
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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.