Finding the Fourth Proportional to 479,698.08, 719,394.03 and 195,388.08
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Solution
The fourth proportional to 479,698.08, 719,394.03 and 195,388.08 is: 293,019.76
Step by Step Solution
- Step 1: Write the proportion equation
479,698.08 : 719,394.03 = 195,388.08 : x - Step 2: Convert to fraction form
479,698.08/719,394.03 = 195,388.08/x - Step 3: Cross multiply
479,698.08x = 719,394.03 × 195,388.08 - Step 4: Simplify right side
479,698.08x = 140,561,018,285.16 - Step 5: Solve for x
x = 140,561,018,285.16/479,698.08 - Step 6: Final answer
x = 293,019.76
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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.