Finding the Fourth Proportional to 575,354.99, 794,000.33 and 320,678.84
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Solution
The fourth proportional to 575,354.99, 794,000.33 and 320,678.84 is: 442,542.61
Step by Step Solution
- Step 1: Write the proportion equation
575,354.99 : 794,000.33 = 320,678.84 : x - Step 2: Convert to fraction form
575,354.99/794,000.33 = 320,678.84/x - Step 3: Cross multiply
575,354.99x = 794,000.33 × 320,678.84 - Step 4: Simplify right side
575,354.99x = 254,619,099,210.62 - Step 5: Solve for x
x = 254,619,099,210.62/575,354.99 - Step 6: Final answer
x = 442,542.61
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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.