Finding the Fourth Proportional to 864,462.47, 1,296,886.49 and 265,484.08
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Solution
The fourth proportional to 864,462.47, 1,296,886.49 and 265,484.08 is: 398,285.32
Step by Step Solution
- Step 1: Write the proportion equation
864,462.47 : 1,296,886.49 = 265,484.08 : x - Step 2: Convert to fraction form
864,462.47/1,296,886.49 = 265,484.08/x - Step 3: Cross multiply
864,462.47x = 1,296,886.49 × 265,484.08 - Step 4: Simplify right side
864,462.47x = 344,302,708,850.23 - Step 5: Solve for x
x = 344,302,708,850.23/864,462.47 - Step 6: Final answer
x = 398,285.32
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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.