Finding the Fourth Proportional to 1,536.48, 2,304.86 and 659.02
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Solution
The fourth proportional to 1,536.48, 2,304.86 and 659.02 is: 988.59
Step by Step Solution
- Step 1: Write the proportion equation
1,536.48 : 2,304.86 = 659.02 : x - Step 2: Convert to fraction form
1,536.48/2,304.86 = 659.02/x - Step 3: Cross multiply
1,536.48x = 2,304.86 × 659.02 - Step 4: Simplify right side
1,536.48x = 1,518,953.83 - Step 5: Solve for x
x = 1,518,953.83/1,536.48 - Step 6: Final answer
x = 988.59
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.