Finding the Fourth Proportional to 966,251.06, 1,449,427.08 and 292,315.40
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Solution
The fourth proportional to 966,251.06, 1,449,427.08 and 292,315.40 is: 438,488.37
Step by Step Solution
- Step 1: Write the proportion equation
966,251.06 : 1,449,427.08 = 292,315.40 : x - Step 2: Convert to fraction form
966,251.06/1,449,427.08 = 292,315.40/x - Step 3: Cross multiply
966,251.06x = 1,449,427.08 × 292,315.40 - Step 4: Simplify right side
966,251.06x = 423,689,856,661.03 - Step 5: Solve for x
x = 423,689,856,661.03/966,251.06 - Step 6: Final answer
x = 438,488.37
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.