Finding the Fourth Proportional to 901,249.98, 1,243,726.52 and 493,352.07
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Solution
The fourth proportional to 901,249.98, 1,243,726.52 and 493,352.07 is: 680,826.70
Step by Step Solution
- Step 1: Write the proportion equation
901,249.98 : 1,243,726.52 = 493,352.07 : x - Step 2: Convert to fraction form
901,249.98/1,243,726.52 = 493,352.07/x - Step 3: Cross multiply
901,249.98x = 1,243,726.52 × 493,352.07 - Step 4: Simplify right side
901,249.98x = 613,595,050,689.14 - Step 5: Solve for x
x = 613,595,050,689.14/901,249.98 - Step 6: Final answer
x = 680,826.70
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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.