Finding the Fourth Proportional to 903,394.11, 1,246,595.47 and 540,810.02
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Solution
The fourth proportional to 903,394.11, 1,246,595.47 and 540,810.02 is: 746,264.90
Step by Step Solution
- Step 1: Write the proportion equation
903,394.11 : 1,246,595.47 = 540,810.02 : x - Step 2: Convert to fraction form
903,394.11/1,246,595.47 = 540,810.02/x - Step 3: Cross multiply
903,394.11x = 1,246,595.47 × 540,810.02 - Step 4: Simplify right side
903,394.11x = 674,171,315,814.97 - Step 5: Solve for x
x = 674,171,315,814.97/903,394.11 - Step 6: Final answer
x = 746,264.90
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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.