Finding the Fourth Proportional to 674,394.06, 930,652.79 and 368,463.84
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Solution
The fourth proportional to 674,394.06, 930,652.79 and 368,463.84 is: 508,474.08
Step by Step Solution
- Step 1: Write the proportion equation
674,394.06 : 930,652.79 = 368,463.84 : x - Step 2: Convert to fraction form
674,394.06/930,652.79 = 368,463.84/x - Step 3: Cross multiply
674,394.06x = 930,652.79 × 368,463.84 - Step 4: Simplify right side
674,394.06x = 342,911,898,867.79 - Step 5: Solve for x
x = 342,911,898,867.79/674,394.06 - Step 6: Final answer
x = 508,474.08
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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.