Finding the Fourth Proportional to 598,129.69, 897,568.02 and 398,590.08
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Solution
The fourth proportional to 598,129.69, 897,568.02 and 398,590.08 is: 598,134.01
Step by Step Solution
- Step 1: Write the proportion equation
598,129.69 : 897,568.02 = 398,590.08 : x - Step 2: Convert to fraction form
598,129.69/897,568.02 = 398,590.08/x - Step 3: Cross multiply
598,129.69x = 897,568.02 × 398,590.08 - Step 4: Simplify right side
598,129.69x = 357,761,708,897.24 - Step 5: Solve for x
x = 357,761,708,897.24/598,129.69 - Step 6: Final answer
x = 598,134.01
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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.