Finding the Fourth Proportional to 575,754.96, 794,130.44 and 499,137.06
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Solution
The fourth proportional to 575,754.96, 794,130.44 and 499,137.06 is: 688,452.49
Step by Step Solution
- Step 1: Write the proportion equation
575,754.96 : 794,130.44 = 499,137.06 : x - Step 2: Convert to fraction form
575,754.96/794,130.44 = 499,137.06/x - Step 3: Cross multiply
575,754.96x = 794,130.44 × 499,137.06 - Step 4: Simplify right side
575,754.96x = 396,379,930,355.30 - Step 5: Solve for x
x = 396,379,930,355.30/575,754.96 - Step 6: Final answer
x = 688,452.49
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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.