Finding the Fourth Proportional to 974,879.70, 1,461,736.35 and 502,487.70
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Solution
The fourth proportional to 974,879.70, 1,461,736.35 and 502,487.70 is: 753,430.95
Step by Step Solution
- Step 1: Write the proportion equation
974,879.70 : 1,461,736.35 = 502,487.70 : x - Step 2: Convert to fraction form
974,879.70/1,461,736.35 = 502,487.70/x - Step 3: Cross multiply
974,879.70x = 1,461,736.35 × 502,487.70 - Step 4: Simplify right side
974,879.70x = 734,504,536,517.90 - Step 5: Solve for x
x = 734,504,536,517.90/974,879.70 - Step 6: Final answer
x = 753,430.95
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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.