Finding the Fourth Proportional to 375,448.77, 517,704.21 and 239,267.12
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Solution
The fourth proportional to 375,448.77, 517,704.21 and 239,267.12 is: 329,924.09
Step by Step Solution
- Step 1: Write the proportion equation
375,448.77 : 517,704.21 = 239,267.12 : x - Step 2: Convert to fraction form
375,448.77/517,704.21 = 239,267.12/x - Step 3: Cross multiply
375,448.77x = 517,704.21 × 239,267.12 - Step 4: Simplify right side
375,448.77x = 123,869,592,750.05 - Step 5: Solve for x
x = 123,869,592,750.05/375,448.77 - Step 6: Final answer
x = 329,924.09
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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.