Finding the Fourth Proportional to 648,175.36, 971,595.84 and 248,709.76
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Solution
The fourth proportional to 648,175.36, 971,595.84 and 248,709.76 is: 372,808.63
Step by Step Solution
- Step 1: Write the proportion equation
648,175.36 : 971,595.84 = 248,709.76 : x - Step 2: Convert to fraction form
648,175.36/971,595.84 = 248,709.76/x - Step 3: Cross multiply
648,175.36x = 971,595.84 × 248,709.76 - Step 4: Simplify right side
648,175.36x = 241,645,368,183.40 - Step 5: Solve for x
x = 241,645,368,183.40/648,175.36 - Step 6: Final answer
x = 372,808.63
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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.