Finding the Fourth Proportional to 823,905.04, 1,235,258.72 and 344,270.14
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Solution
The fourth proportional to 823,905.04, 1,235,258.72 and 344,270.14 is: 516,154.98
Step by Step Solution
- Step 1: Write the proportion equation
823,905.04 : 1,235,258.72 = 344,270.14 : x - Step 2: Convert to fraction form
823,905.04/1,235,258.72 = 344,270.14/x - Step 3: Cross multiply
823,905.04x = 1,235,258.72 × 344,270.14 - Step 4: Simplify right side
823,905.04x = 425,262,692,470.62 - Step 5: Solve for x
x = 425,262,692,470.62/823,905.04 - Step 6: Final answer
x = 516,154.98
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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.