Finding the Fourth Proportional to 400,337.26, 552,410.91 and 239,158.08
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Solution
The fourth proportional to 400,337.26, 552,410.91 and 239,158.08 is: 330,005.59
Step by Step Solution
- Step 1: Write the proportion equation
400,337.26 : 552,410.91 = 239,158.08 : x - Step 2: Convert to fraction form
400,337.26/552,410.91 = 239,158.08/x - Step 3: Cross multiply
400,337.26x = 552,410.91 × 239,158.08 - Step 4: Simplify right side
400,337.26x = 132,113,532,606.65 - Step 5: Solve for x
x = 132,113,532,606.65/400,337.26 - Step 6: Final answer
x = 330,005.59
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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.