Finding the Fourth Proportional to 828,866.57, 1,243,295.69 and 716,203.98
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Solution
The fourth proportional to 828,866.57, 1,243,295.69 and 716,203.98 is: 1,074,302.37
Step by Step Solution
- Step 1: Write the proportion equation
828,866.57 : 1,243,295.69 = 716,203.98 : x - Step 2: Convert to fraction form
828,866.57/1,243,295.69 = 716,203.98/x - Step 3: Cross multiply
828,866.57x = 1,243,295.69 × 716,203.98 - Step 4: Simplify right side
828,866.57x = 890,453,321,022.07 - Step 5: Solve for x
x = 890,453,321,022.07/828,866.57 - Step 6: Final answer
x = 1,074,302.37
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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.