Finding the Fourth Proportional to 865,822.08, 1,194,813.74 and 483,922.68
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Solution
The fourth proportional to 865,822.08, 1,194,813.74 and 483,922.68 is: 667,801.71
Step by Step Solution
- Step 1: Write the proportion equation
865,822.08 : 1,194,813.74 = 483,922.68 : x - Step 2: Convert to fraction form
865,822.08/1,194,813.74 = 483,922.68/x - Step 3: Cross multiply
865,822.08x = 1,194,813.74 × 483,922.68 - Step 4: Simplify right side
865,822.08x = 578,197,467,161.62 - Step 5: Solve for x
x = 578,197,467,161.62/865,822.08 - Step 6: Final answer
x = 667,801.71
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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.