Finding the Fourth Proportional to 444,483.99, 613,383.17 and 240,530.45
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Solution
The fourth proportional to 444,483.99, 613,383.17 and 240,530.45 is: 331,929.45
Step by Step Solution
- Step 1: Write the proportion equation
444,483.99 : 613,383.17 = 240,530.45 : x - Step 2: Convert to fraction form
444,483.99/613,383.17 = 240,530.45/x - Step 3: Cross multiply
444,483.99x = 613,383.17 × 240,530.45 - Step 4: Simplify right side
444,483.99x = 147,537,325,632.96 - Step 5: Solve for x
x = 147,537,325,632.96/444,483.99 - Step 6: Final answer
x = 331,929.45
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1.5x scale
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.