Finding the Fourth Proportional to 864,003.12, 1,192,327.74 and 482,046
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Solution
The fourth proportional to 864,003.12, 1,192,327.74 and 482,046 is: 665,225.40
Step by Step Solution
- Step 1: Write the proportion equation
864,003.12 : 1,192,327.74 = 482,046 : x - Step 2: Convert to fraction form
864,003.12/1,192,327.74 = 482,046/x - Step 3: Cross multiply
864,003.12x = 1,192,327.74 × 482,046 - Step 4: Simplify right side
864,003.12x = 574,756,817,756.04 - Step 5: Solve for x
x = 574,756,817,756.04/864,003.12 - Step 6: Final answer
x = 665,225.40
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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.