Finding the Fourth Proportional to 899,079.53, 1,240,754.14 and 536,713.79
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Solution
The fourth proportional to 899,079.53, 1,240,754.14 and 536,713.79 is: 740,679.58
Step by Step Solution
- Step 1: Write the proportion equation
899,079.53 : 1,240,754.14 = 536,713.79 : x - Step 2: Convert to fraction form
899,079.53/1,240,754.14 = 536,713.79/x - Step 3: Cross multiply
899,079.53x = 1,240,754.14 × 536,713.79 - Step 4: Simplify right side
899,079.53x = 665,929,849,392.04 - Step 5: Solve for x
x = 665,929,849,392.04/899,079.53 - Step 6: Final answer
x = 740,679.58
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.