Finding the Fourth Proportional to 731,501.05, 1,097,024.68 and 258,075.70
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Solution
The fourth proportional to 731,501.05, 1,097,024.68 and 258,075.70 is: 387,033.50
Step by Step Solution
- Step 1: Write the proportion equation
731,501.05 : 1,097,024.68 = 258,075.70 : x - Step 2: Convert to fraction form
731,501.05/1,097,024.68 = 258,075.70/x - Step 3: Cross multiply
731,501.05x = 1,097,024.68 × 258,075.70 - Step 4: Simplify right side
731,501.05x = 283,115,412,208.28 - Step 5: Solve for x
x = 283,115,412,208.28/731,501.05 - Step 6: Final answer
x = 387,033.50
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1.5x scale
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.