Finding the Fourth Proportional to 985,523.05, 1,359,818.67 and 566,337.79
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Solution
The fourth proportional to 985,523.05, 1,359,818.67 and 566,337.79 is: 781,429.41
Step by Step Solution
- Step 1: Write the proportion equation
985,523.05 : 1,359,818.67 = 566,337.79 : x - Step 2: Convert to fraction form
985,523.05/1,359,818.67 = 566,337.79/x - Step 3: Cross multiply
985,523.05x = 1,359,818.67 × 566,337.79 - Step 4: Simplify right side
985,523.05x = 770,116,700,368.54 - Step 5: Solve for x
x = 770,116,700,368.54/985,523.05 - Step 6: Final answer
x = 781,429.41
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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.