Finding the Fourth Proportional to 550,254.97, 825,567.10 and 213,306.62
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Solution
The fourth proportional to 550,254.97, 825,567.10 and 213,306.62 is: 320,031.50
Step by Step Solution
- Step 1: Write the proportion equation
550,254.97 : 825,567.10 = 213,306.62 : x - Step 2: Convert to fraction form
550,254.97/825,567.10 = 213,306.62/x - Step 3: Cross multiply
550,254.97x = 825,567.10 × 213,306.62 - Step 4: Simplify right side
550,254.97x = 176,098,923,323.06 - Step 5: Solve for x
x = 176,098,923,323.06/550,254.97 - Step 6: Final answer
x = 320,031.50
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1.5x scale
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.