Finding the Fourth Proportional to 283,267.30, 423,916.80 and 194,693.80
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Solution
The fourth proportional to 283,267.30, 423,916.80 and 194,693.80 is: 291,364.28
Step by Step Solution
- Step 1: Write the proportion equation
283,267.30 : 423,916.80 = 194,693.80 : x - Step 2: Convert to fraction form
283,267.30/423,916.80 = 194,693.80/x - Step 3: Cross multiply
283,267.30x = 423,916.80 × 194,693.80 - Step 4: Simplify right side
283,267.30x = 82,533,972,675.84 - Step 5: Solve for x
x = 82,533,972,675.84/283,267.30 - Step 6: Final answer
x = 291,364.28
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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.