Finding the Fourth Proportional to 953,275.47, 1,430,110.17 and 279,378.87
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Solution
The fourth proportional to 953,275.47, 1,430,110.17 and 279,378.87 is: 419,126.03
Step by Step Solution
- Step 1: Write the proportion equation
953,275.47 : 1,430,110.17 = 279,378.87 : x - Step 2: Convert to fraction form
953,275.47/1,430,110.17 = 279,378.87/x - Step 3: Cross multiply
953,275.47x = 1,430,110.17 × 279,378.87 - Step 4: Simplify right side
953,275.47x = 399,542,563,270.11 - Step 5: Solve for x
x = 399,542,563,270.11/953,275.47 - Step 6: Final answer
x = 419,126.03
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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.