Finding the Fourth Proportional to 283,368.60, 424,923.30 and 125,515.80
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Solution
The fourth proportional to 283,368.60, 424,923.30 and 125,515.80 is: 188,216.29
Step by Step Solution
- Step 1: Write the proportion equation
283,368.60 : 424,923.30 = 125,515.80 : x - Step 2: Convert to fraction form
283,368.60/424,923.30 = 125,515.80/x - Step 3: Cross multiply
283,368.60x = 424,923.30 × 125,515.80 - Step 4: Simplify right side
283,368.60x = 53,334,587,938.14 - Step 5: Solve for x
x = 53,334,587,938.14/283,368.60 - Step 6: Final answer
x = 188,216.29
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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.