Finding the Fourth Proportional to 689,193.21, 1,033,854.65 and 202,875.68
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Solution
The fourth proportional to 689,193.21, 1,033,854.65 and 202,875.68 is: 304,332.60
Step by Step Solution
- Step 1: Write the proportion equation
689,193.21 : 1,033,854.65 = 202,875.68 : x - Step 2: Convert to fraction form
689,193.21/1,033,854.65 = 202,875.68/x - Step 3: Cross multiply
689,193.21x = 1,033,854.65 × 202,875.68 - Step 4: Simplify right side
689,193.21x = 209,743,958,956.26 - Step 5: Solve for x
x = 209,743,958,956.26/689,193.21 - Step 6: Final answer
x = 304,332.60
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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.