Finding the Fourth Proportional to 1,031,443.20, 1,546,231.68 and 366,439.68
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Solution
The fourth proportional to 1,031,443.20, 1,546,231.68 and 366,439.68 is: 549,328.01
Step by Step Solution
- Step 1: Write the proportion equation
1,031,443.20 : 1,546,231.68 = 366,439.68 : x - Step 2: Convert to fraction form
1,031,443.20/1,546,231.68 = 366,439.68/x - Step 3: Cross multiply
1,031,443.20x = 1,546,231.68 × 366,439.68 - Step 4: Simplify right side
1,031,443.20x = 566,600,642,025.06 - Step 5: Solve for x
x = 566,600,642,025.06/1,031,443.20 - Step 6: Final answer
x = 549,328.01
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.