Finding the Fourth Proportional to 793,221.27, 1,187,564.70 and 742,942.14
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Solution
The fourth proportional to 793,221.27, 1,187,564.70 and 742,942.14 is: 1,112,289.71
Step by Step Solution
- Step 1: Write the proportion equation
793,221.27 : 1,187,564.70 = 742,942.14 : x - Step 2: Convert to fraction form
793,221.27/1,187,564.70 = 742,942.14/x - Step 3: Cross multiply
793,221.27x = 1,187,564.70 × 742,942.14 - Step 4: Simplify right side
793,221.27x = 882,291,859,606.46 - Step 5: Solve for x
x = 882,291,859,606.46/793,221.27 - Step 6: Final answer
x = 1,112,289.71
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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.