Finding the Fourth Proportional to 340,749.83, 470,237.99 and 187,793.62
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Solution
The fourth proportional to 340,749.83, 470,237.99 and 187,793.62 is: 259,156.96
Step by Step Solution
- Step 1: Write the proportion equation
340,749.83 : 470,237.99 = 187,793.62 : x - Step 2: Convert to fraction form
340,749.83/470,237.99 = 187,793.62/x - Step 3: Cross multiply
340,749.83x = 470,237.99 × 187,793.62 - Step 4: Simplify right side
340,749.83x = 88,307,692,289.06 - Step 5: Solve for x
x = 88,307,692,289.06/340,749.83 - Step 6: Final answer
x = 259,156.96
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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.