Finding the Fourth Proportional to 953,271.48, 1,430,104.18 and 279,374.82
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Solution
The fourth proportional to 953,271.48, 1,430,104.18 and 279,374.82 is: 419,119.95
Step by Step Solution
- Step 1: Write the proportion equation
953,271.48 : 1,430,104.18 = 279,374.82 : x - Step 2: Convert to fraction form
953,271.48/1,430,104.18 = 279,374.82/x - Step 3: Cross multiply
953,271.48x = 1,430,104.18 × 279,374.82 - Step 4: Simplify right side
953,271.48x = 399,535,097,868.75 - Step 5: Solve for x
x = 399,535,097,868.75/953,271.48 - Step 6: Final answer
x = 419,119.95
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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.