Finding the Fourth Proportional to 342,315.36, 513,045.36 and 164,774.88
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Solution
The fourth proportional to 342,315.36, 513,045.36 and 164,774.88 is: 246,956.45
Step by Step Solution
- Step 1: Write the proportion equation
342,315.36 : 513,045.36 = 164,774.88 : x - Step 2: Convert to fraction form
342,315.36/513,045.36 = 164,774.88/x - Step 3: Cross multiply
342,315.36x = 513,045.36 × 164,774.88 - Step 4: Simplify right side
342,315.36x = 84,536,987,628.56 - Step 5: Solve for x
x = 84,536,987,628.56/342,315.36 - Step 6: Final answer
x = 246,956.45
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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.