Finding the Fourth Proportional to 828,598.24, 1,143,294.06 and 484,367.68
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Solution
The fourth proportional to 828,598.24, 1,143,294.06 and 484,367.68 is: 668,327.14
Step by Step Solution
- Step 1: Write the proportion equation
828,598.24 : 1,143,294.06 = 484,367.68 : x - Step 2: Convert to fraction form
828,598.24/1,143,294.06 = 484,367.68/x - Step 3: Cross multiply
828,598.24x = 1,143,294.06 × 484,367.68 - Step 4: Simplify right side
828,598.24x = 553,774,691,399.98 - Step 5: Solve for x
x = 553,774,691,399.98/828,598.24 - Step 6: Final answer
x = 668,327.14
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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.