Finding the Fourth Proportional to 574,765.70, 862,148.55 and 574,765.70
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Solution
The fourth proportional to 574,765.70, 862,148.55 and 574,765.70 is: 862,148.55
Step by Step Solution
- Step 1: Write the proportion equation
574,765.70 : 862,148.55 = 574,765.70 : x - Step 2: Convert to fraction form
574,765.70/862,148.55 = 574,765.70/x - Step 3: Cross multiply
574,765.70x = 862,148.55 × 574,765.70 - Step 4: Simplify right side
574,765.70x = 495,533,414,844.74 - Step 5: Solve for x
x = 495,533,414,844.74/574,765.70 - Step 6: Final answer
x = 862,148.55
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.