Finding the Fourth Proportional to 982,220.24, 1,474,117.68 and 509,040.88
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Solution
The fourth proportional to 982,220.24, 1,474,117.68 and 509,040.88 is: 763,969.35
Step by Step Solution
- Step 1: Write the proportion equation
982,220.24 : 1,474,117.68 = 509,040.88 : x - Step 2: Convert to fraction form
982,220.24/1,474,117.68 = 509,040.88/x - Step 3: Cross multiply
982,220.24x = 1,474,117.68 × 509,040.88 - Step 4: Simplify right side
982,220.24x = 750,386,161,050.76 - Step 5: Solve for x
x = 750,386,161,050.76/982,220.24 - Step 6: Final answer
x = 763,969.35
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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.