Finding the Fourth Proportional to 587,289.80, 880,934.70 and 483,609.80
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Solution
The fourth proportional to 587,289.80, 880,934.70 and 483,609.80 is: 725,414.70
Step by Step Solution
- Step 1: Write the proportion equation
587,289.80 : 880,934.70 = 483,609.80 : x - Step 2: Convert to fraction form
587,289.80/880,934.70 = 483,609.80/x - Step 3: Cross multiply
587,289.80x = 880,934.70 × 483,609.80 - Step 4: Simplify right side
587,289.80x = 426,028,654,080.06 - Step 5: Solve for x
x = 426,028,654,080.06/587,289.80 - Step 6: Final answer
x = 725,414.70
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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.