Finding the Fourth Proportional to 953,018.46, 1,315,283.97 and 545,063.68
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Solution
The fourth proportional to 953,018.46, 1,315,283.97 and 545,063.68 is: 752,255.65
Step by Step Solution
- Step 1: Write the proportion equation
953,018.46 : 1,315,283.97 = 545,063.68 : x - Step 2: Convert to fraction form
953,018.46/1,315,283.97 = 545,063.68/x - Step 3: Cross multiply
953,018.46x = 1,315,283.97 × 545,063.68 - Step 4: Simplify right side
953,018.46x = 716,913,524,621.30 - Step 5: Solve for x
x = 716,913,524,621.30/953,018.46 - Step 6: Final answer
x = 752,255.65
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.