Finding the Fourth Proportional to 545,177.73, 817,934.03 and 279,125.08
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Solution
The fourth proportional to 545,177.73, 817,934.03 and 279,125.08 is: 418,773.34
Step by Step Solution
- Step 1: Write the proportion equation
545,177.73 : 817,934.03 = 279,125.08 : x - Step 2: Convert to fraction form
545,177.73/817,934.03 = 279,125.08/x - Step 3: Cross multiply
545,177.73x = 817,934.03 × 279,125.08 - Step 4: Simplify right side
545,177.73x = 228,305,901,558.47 - Step 5: Solve for x
x = 228,305,901,558.47/545,177.73 - Step 6: Final answer
x = 418,773.34
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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.