Finding the Fourth Proportional to 325,353.13, 487,394.08 and 224,133.30
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Solution
The fourth proportional to 325,353.13, 487,394.08 and 224,133.30 is: 335,762.08
Step by Step Solution
- Step 1: Write the proportion equation
325,353.13 : 487,394.08 = 224,133.30 : x - Step 2: Convert to fraction form
325,353.13/487,394.08 = 224,133.30/x - Step 3: Cross multiply
325,353.13x = 487,394.08 × 224,133.30 - Step 4: Simplify right side
325,353.13x = 109,241,242,990.53 - Step 5: Solve for x
x = 109,241,242,990.53/325,353.13 - Step 6: Final answer
x = 335,762.08
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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.