Finding the Fourth Proportional to 456,645.72, 630,297.84 and 265,696.08
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Solution
The fourth proportional to 456,645.72, 630,297.84 and 265,696.08 is: 366,734.34
Step by Step Solution
- Step 1: Write the proportion equation
456,645.72 : 630,297.84 = 265,696.08 : x - Step 2: Convert to fraction form
456,645.72/630,297.84 = 265,696.08/x - Step 3: Cross multiply
456,645.72x = 630,297.84 × 265,696.08 - Step 4: Simplify right side
456,645.72x = 167,467,665,320.47 - Step 5: Solve for x
x = 167,467,665,320.47/456,645.72 - Step 6: Final answer
x = 366,734.34
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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.