Finding the Fourth Proportional to 563,560.58, 777,260.12 and 495,431.88
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Solution
The fourth proportional to 563,560.58, 777,260.12 and 495,431.88 is: 683,297.34
Step by Step Solution
- Step 1: Write the proportion equation
563,560.58 : 777,260.12 = 495,431.88 : x - Step 2: Convert to fraction form
563,560.58/777,260.12 = 495,431.88/x - Step 3: Cross multiply
563,560.58x = 777,260.12 × 495,431.88 - Step 4: Simplify right side
563,560.58x = 385,079,442,500.63 - Step 5: Solve for x
x = 385,079,442,500.63/563,560.58 - Step 6: Final answer
x = 683,297.34
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1.5x scale
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.