Finding the Fourth Proportional to 410,931.16, 566,717.88 and 257,983.62
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Solution
The fourth proportional to 410,931.16, 566,717.88 and 257,983.62 is: 355,786.92
Step by Step Solution
- Step 1: Write the proportion equation
410,931.16 : 566,717.88 = 257,983.62 : x - Step 2: Convert to fraction form
410,931.16/566,717.88 = 257,983.62/x - Step 3: Cross multiply
410,931.16x = 566,717.88 × 257,983.62 - Step 4: Simplify right side
410,931.16x = 146,203,930,201.13 - Step 5: Solve for x
x = 146,203,930,201.13/410,931.16 - Step 6: Final answer
x = 355,786.92
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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.