Finding the Fourth Proportional to 575,816.52, 863,354.76 and 239,089.68
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Solution
The fourth proportional to 575,816.52, 863,354.76 and 239,089.68 is: 358,480.88
Step by Step Solution
- Step 1: Write the proportion equation
575,816.52 : 863,354.76 = 239,089.68 : x - Step 2: Convert to fraction form
575,816.52/863,354.76 = 239,089.68/x - Step 3: Cross multiply
575,816.52x = 863,354.76 × 239,089.68 - Step 4: Simplify right side
575,816.52x = 206,419,213,294.88 - Step 5: Solve for x
x = 206,419,213,294.88/575,816.52 - Step 6: Final answer
x = 358,480.88
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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.