Finding the Fourth Proportional to 615,918.20, 923,747.70 and 260,943.80
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Solution
The fourth proportional to 615,918.20, 923,747.70 and 260,943.80 is: 391,360.79
Step by Step Solution
- Step 1: Write the proportion equation
615,918.20 : 923,747.70 = 260,943.80 : x - Step 2: Convert to fraction form
615,918.20/923,747.70 = 260,943.80/x - Step 3: Cross multiply
615,918.20x = 923,747.70 × 260,943.80 - Step 4: Simplify right side
615,918.20x = 241,046,235,079.26 - Step 5: Solve for x
x = 241,046,235,079.26/615,918.20 - Step 6: Final answer
x = 391,360.79
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.