Finding the Fourth Proportional to 575,901.19, 794,699.91 and 317,788.41
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Solution
The fourth proportional to 575,901.19, 794,699.91 and 317,788.41 is: 438,523.88
Step by Step Solution
- Step 1: Write the proportion equation
575,901.19 : 794,699.91 = 317,788.41 : x - Step 2: Convert to fraction form
575,901.19/794,699.91 = 317,788.41/x - Step 3: Cross multiply
575,901.19x = 794,699.91 × 317,788.41 - Step 4: Simplify right side
575,901.19x = 252,546,423,806.17 - Step 5: Solve for x
x = 252,546,423,806.17/575,901.19 - Step 6: Final answer
x = 438,523.88
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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.