Finding the Fourth Proportional to 484,385.37, 668,478.06 and 269,530.08
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Solution
The fourth proportional to 484,385.37, 668,478.06 and 269,530.08 is: 371,966.12
Step by Step Solution
- Step 1: Write the proportion equation
484,385.37 : 668,478.06 = 269,530.08 : x - Step 2: Convert to fraction form
484,385.37/668,478.06 = 269,530.08/x - Step 3: Cross multiply
484,385.37x = 668,478.06 × 269,530.08 - Step 4: Simplify right side
484,385.37x = 180,174,944,990.05 - Step 5: Solve for x
x = 180,174,944,990.05/484,385.37 - Step 6: Final answer
x = 371,966.12
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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.