Finding the Fourth Proportional to 723,703.17, 998,686.74 and 437,173.38
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Solution
The fourth proportional to 723,703.17, 998,686.74 and 437,173.38 is: 603,284.99
Step by Step Solution
- Step 1: Write the proportion equation
723,703.17 : 998,686.74 = 437,173.38 : x - Step 2: Convert to fraction form
723,703.17/998,686.74 = 437,173.38/x - Step 3: Cross multiply
723,703.17x = 998,686.74 × 437,173.38 - Step 4: Simplify right side
723,703.17x = 436,599,257,686.98 - Step 5: Solve for x
x = 436,599,257,686.98/723,703.17 - Step 6: Final answer
x = 603,284.99
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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.