Finding the Fourth Proportional to 945,758.30, 1,305,108.84 and 558,698.02
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Solution
The fourth proportional to 945,758.30, 1,305,108.84 and 558,698.02 is: 770,981.04
Step by Step Solution
- Step 1: Write the proportion equation
945,758.30 : 1,305,108.84 = 558,698.02 : x - Step 2: Convert to fraction form
945,758.30/1,305,108.84 = 558,698.02/x - Step 3: Cross multiply
945,758.30x = 1,305,108.84 × 558,698.02 - Step 4: Simplify right side
945,758.30x = 729,161,718,266.95 - Step 5: Solve for x
x = 729,161,718,266.95/945,758.30 - Step 6: Final answer
x = 770,981.04
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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.