Finding the Fourth Proportional to 999,829.26, 1,379,730.26 and 570,247.79
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Solution
The fourth proportional to 999,829.26, 1,379,730.26 and 570,247.79 is: 786,922.48
Step by Step Solution
- Step 1: Write the proportion equation
999,829.26 : 1,379,730.26 = 570,247.79 : x - Step 2: Convert to fraction form
999,829.26/1,379,730.26 = 570,247.79/x - Step 3: Cross multiply
999,829.26x = 1,379,730.26 × 570,247.79 - Step 4: Simplify right side
999,829.26x = 786,788,121,811.24 - Step 5: Solve for x
x = 786,788,121,811.24/999,829.26 - Step 6: Final answer
x = 786,922.48
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.