Finding the Fourth Proportional to 923,930.64, 1,385,944.84 and 292,893.68
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Solution
The fourth proportional to 923,930.64, 1,385,944.84 and 292,893.68 is: 439,356.02
Step by Step Solution
- Step 1: Write the proportion equation
923,930.64 : 1,385,944.84 = 292,893.68 : x - Step 2: Convert to fraction form
923,930.64/1,385,944.84 = 292,893.68/x - Step 3: Cross multiply
923,930.64x = 1,385,944.84 × 292,893.68 - Step 4: Simplify right side
923,930.64x = 405,934,484,464.61 - Step 5: Solve for x
x = 405,934,484,464.61/923,930.64 - Step 6: Final answer
x = 439,356.02
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.