Finding the Fourth Proportional to 617,182.74, 925,848.09 and 217,740.96
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Solution
The fourth proportional to 617,182.74, 925,848.09 and 217,740.96 is: 326,637.54
Step by Step Solution
- Step 1: Write the proportion equation
617,182.74 : 925,848.09 = 217,740.96 : x - Step 2: Convert to fraction form
617,182.74/925,848.09 = 217,740.96/x - Step 3: Cross multiply
617,182.74x = 925,848.09 × 217,740.96 - Step 4: Simplify right side
617,182.74x = 201,595,051,930.77 - Step 5: Solve for x
x = 201,595,051,930.77/617,182.74 - Step 6: Final answer
x = 326,637.54
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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.