Finding the Fourth Proportional to 283,589.64, 425,483.28 and 125,929.08
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Solution
The fourth proportional to 283,589.64, 425,483.28 and 125,929.08 is: 188,937.50
Step by Step Solution
- Step 1: Write the proportion equation
283,589.64 : 425,483.28 = 125,929.08 : x - Step 2: Convert to fraction form
283,589.64/425,483.28 = 125,929.08/x - Step 3: Cross multiply
283,589.64x = 425,483.28 × 125,929.08 - Step 4: Simplify right side
283,589.64x = 53,580,718,005.78 - Step 5: Solve for x
x = 53,580,718,005.78/283,589.64 - Step 6: Final answer
x = 188,937.50
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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.