Finding the Fourth Proportional to 283,030.13, 424,420.65 and 149,879.31
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Solution
The fourth proportional to 283,030.13, 424,420.65 and 149,879.31 is: 224,753.01
Step by Step Solution
- Step 1: Write the proportion equation
283,030.13 : 424,420.65 = 149,879.31 : x - Step 2: Convert to fraction form
283,030.13/424,420.65 = 149,879.31/x - Step 3: Cross multiply
283,030.13x = 424,420.65 × 149,879.31 - Step 4: Simplify right side
283,030.13x = 63,611,874,171.75 - Step 5: Solve for x
x = 63,611,874,171.75/283,030.13 - Step 6: Final answer
x = 224,753.01
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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.