Finding the Fourth Proportional to 652,295.11, 900,265.67 and 397,793.92
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Solution
The fourth proportional to 652,295.11, 900,265.67 and 397,793.92 is: 549,015.63
Step by Step Solution
- Step 1: Write the proportion equation
652,295.11 : 900,265.67 = 397,793.92 : x - Step 2: Convert to fraction form
652,295.11/900,265.67 = 397,793.92/x - Step 3: Cross multiply
652,295.11x = 900,265.67 × 397,793.92 - Step 4: Simplify right side
652,295.11x = 358,120,211,088.41 - Step 5: Solve for x
x = 358,120,211,088.41/652,295.11 - Step 6: Final answer
x = 549,015.63
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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.