Finding the Fourth Proportional to 292,432.08, 438,582.56 and 134,508.88
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Solution
The fourth proportional to 292,432.08, 438,582.56 and 134,508.88 is: 201,733.16
Step by Step Solution
- Step 1: Write the proportion equation
292,432.08 : 438,582.56 = 134,508.88 : x - Step 2: Convert to fraction form
292,432.08/438,582.56 = 134,508.88/x - Step 3: Cross multiply
292,432.08x = 438,582.56 × 134,508.88 - Step 4: Simplify right side
292,432.08x = 58,993,248,933.13 - Step 5: Solve for x
x = 58,993,248,933.13/292,432.08 - Step 6: Final answer
x = 201,733.16
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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.