Finding the Fourth Proportional to 723,904.52, 998,165.14 and 461,907.38
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Solution
The fourth proportional to 723,904.52, 998,165.14 and 461,907.38 is: 636,906.99
Step by Step Solution
- Step 1: Write the proportion equation
723,904.52 : 998,165.14 = 461,907.38 : x - Step 2: Convert to fraction form
723,904.52/998,165.14 = 461,907.38/x - Step 3: Cross multiply
723,904.52x = 998,165.14 × 461,907.38 - Step 4: Simplify right side
723,904.52x = 461,059,845,965.38 - Step 5: Solve for x
x = 461,059,845,965.38/723,904.52 - Step 6: Final answer
x = 636,906.99
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1.5x scale
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.