Finding the Fourth Proportional to 508,357.97, 762,276.33 and 268,600.80
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Solution
The fourth proportional to 508,357.97, 762,276.33 and 268,600.80 is: 402,763.50
Step by Step Solution
- Step 1: Write the proportion equation
508,357.97 : 762,276.33 = 268,600.80 : x - Step 2: Convert to fraction form
508,357.97/762,276.33 = 268,600.80/x - Step 3: Cross multiply
508,357.97x = 762,276.33 × 268,600.80 - Step 4: Simplify right side
508,357.97x = 204,748,032,059.06 - Step 5: Solve for x
x = 204,748,032,059.06/508,357.97 - Step 6: Final answer
x = 402,763.50
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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.