Finding the Fourth Proportional to 943,903.67, 1,302,607.17 and 514,182.87
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Solution
The fourth proportional to 943,903.67, 1,302,607.17 and 514,182.87 is: 709,583.32
Step by Step Solution
- Step 1: Write the proportion equation
943,903.67 : 1,302,607.17 = 514,182.87 : x - Step 2: Convert to fraction form
943,903.67/1,302,607.17 = 514,182.87/x - Step 3: Cross multiply
943,903.67x = 1,302,607.17 × 514,182.87 - Step 4: Simplify right side
943,903.67x = 669,778,293,153.18 - Step 5: Solve for x
x = 669,778,293,153.18/943,903.67 - Step 6: Final answer
x = 709,583.32
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.