Finding the Fourth Proportional to 583,645.71, 874,737.77 and 313,105.71
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Solution
The fourth proportional to 583,645.71, 874,737.77 and 313,105.71 is: 469,266.52
Step by Step Solution
- Step 1: Write the proportion equation
583,645.71 : 874,737.77 = 313,105.71 : x - Step 2: Convert to fraction form
583,645.71/874,737.77 = 313,105.71/x - Step 3: Cross multiply
583,645.71x = 874,737.77 × 313,105.71 - Step 4: Simplify right side
583,645.71x = 273,885,388,974.14 - Step 5: Solve for x
x = 273,885,388,974.14/583,645.71 - Step 6: Final answer
x = 469,266.52
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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.