Finding the Fourth Proportional to 375,354.08, 562,953.36 and 138,534.92
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Solution
The fourth proportional to 375,354.08, 562,953.36 and 138,534.92 is: 207,773.68
Step by Step Solution
- Step 1: Write the proportion equation
375,354.08 : 562,953.36 = 138,534.92 : x - Step 2: Convert to fraction form
375,354.08/562,953.36 = 138,534.92/x - Step 3: Cross multiply
375,354.08x = 562,953.36 × 138,534.92 - Step 4: Simplify right side
375,354.08x = 77,988,698,691.33 - Step 5: Solve for x
x = 77,988,698,691.33/375,354.08 - Step 6: Final answer
x = 207,773.68
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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.