Finding the Fourth Proportional to 705,309.53, 973,625.09 and 476,177.17
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Solution
The fourth proportional to 705,309.53, 973,625.09 and 476,177.17 is: 657,325.64
Step by Step Solution
- Step 1: Write the proportion equation
705,309.53 : 973,625.09 = 476,177.17 : x - Step 2: Convert to fraction form
705,309.53/973,625.09 = 476,177.17/x - Step 3: Cross multiply
705,309.53x = 973,625.09 × 476,177.17 - Step 4: Simplify right side
705,309.53x = 463,618,035,182.25 - Step 5: Solve for x
x = 463,618,035,182.25/705,309.53 - Step 6: Final answer
x = 657,325.64
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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.