Finding the Fourth Proportional to 709,603.62, 1,064,574.90 and 236,293.08
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Solution
The fourth proportional to 709,603.62, 1,064,574.90 and 236,293.08 is: 354,496.05
Step by Step Solution
- Step 1: Write the proportion equation
709,603.62 : 1,064,574.90 = 236,293.08 : x - Step 2: Convert to fraction form
709,603.62/1,064,574.90 = 236,293.08/x - Step 3: Cross multiply
709,603.62x = 1,064,574.90 × 236,293.08 - Step 4: Simplify right side
709,603.62x = 251,551,682,011.69 - Step 5: Solve for x
x = 251,551,682,011.69/709,603.62 - Step 6: Final answer
x = 354,496.05
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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.