Finding the Fourth Proportional to 340,752.08, 470,241.09 and 187,795.87
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Solution
The fourth proportional to 340,752.08, 470,241.09 and 187,795.87 is: 259,160.07
Step by Step Solution
- Step 1: Write the proportion equation
340,752.08 : 470,241.09 = 187,795.87 : x - Step 2: Convert to fraction form
340,752.08/470,241.09 = 187,795.87/x - Step 3: Cross multiply
340,752.08x = 470,241.09 × 187,795.87 - Step 4: Simplify right side
340,752.08x = 88,309,333,430.70 - Step 5: Solve for x
x = 88,309,333,430.70/340,752.08 - Step 6: Final answer
x = 259,160.07
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.