Finding the Fourth Proportional to 935,327.12, 1,402,993.58 and 261,403.98
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Solution
The fourth proportional to 935,327.12, 1,402,993.58 and 261,403.98 is: 392,106.78
Step by Step Solution
- Step 1: Write the proportion equation
935,327.12 : 1,402,993.58 = 261,403.98 : x - Step 2: Convert to fraction form
935,327.12/1,402,993.58 = 261,403.98/x - Step 3: Cross multiply
935,327.12x = 1,402,993.58 × 261,403.98 - Step 4: Simplify right side
935,327.12x = 366,748,099,158.20 - Step 5: Solve for x
x = 366,748,099,158.20/935,327.12 - Step 6: Final answer
x = 392,106.78
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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.