Finding the Fourth Proportional to 349,721.70, 524,582.55 and 341,945.70
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Solution
The fourth proportional to 349,721.70, 524,582.55 and 341,945.70 is: 512,918.55
Step by Step Solution
- Step 1: Write the proportion equation
349,721.70 : 524,582.55 = 341,945.70 : x - Step 2: Convert to fraction form
349,721.70/524,582.55 = 341,945.70/x - Step 3: Cross multiply
349,721.70x = 524,582.55 × 341,945.70 - Step 4: Simplify right side
349,721.70x = 179,378,747,267.54 - Step 5: Solve for x
x = 179,378,747,267.54/349,721.70 - Step 6: Final answer
x = 512,918.55
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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.