Finding the Fourth Proportional to 532,885.26, 735,709.70 and 342,234.74
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Solution
The fourth proportional to 532,885.26, 735,709.70 and 342,234.74 is: 472,494.62
Step by Step Solution
- Step 1: Write the proportion equation
532,885.26 : 735,709.70 = 342,234.74 : x - Step 2: Convert to fraction form
532,885.26/735,709.70 = 342,234.74/x - Step 3: Cross multiply
532,885.26x = 735,709.70 × 342,234.74 - Step 4: Simplify right side
532,885.26x = 251,785,417,894.98 - Step 5: Solve for x
x = 251,785,417,894.98/532,885.26 - Step 6: Final answer
x = 472,494.62
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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.