Finding the Fourth Proportional to 999,291.06, 1,498,197.86 and 518,829.02
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Solution
The fourth proportional to 999,291.06, 1,498,197.86 and 518,829.02 is: 777,859.98
Step by Step Solution
- Step 1: Write the proportion equation
999,291.06 : 1,498,197.86 = 518,829.02 : x - Step 2: Convert to fraction form
999,291.06/1,498,197.86 = 518,829.02/x - Step 3: Cross multiply
999,291.06x = 1,498,197.86 × 518,829.02 - Step 4: Simplify right side
999,291.06x = 777,308,527,469.90 - Step 5: Solve for x
x = 777,308,527,469.90/999,291.06 - Step 6: Final answer
x = 777,859.98
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.