Finding the Fourth Proportional to 858,089.64, 1,184,163.90 and 476,119.14
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Solution
The fourth proportional to 858,089.64, 1,184,163.90 and 476,119.14 is: 657,044.52
Step by Step Solution
- Step 1: Write the proportion equation
858,089.64 : 1,184,163.90 = 476,119.14 : x - Step 2: Convert to fraction form
858,089.64/1,184,163.90 = 476,119.14/x - Step 3: Cross multiply
858,089.64x = 1,184,163.90 × 476,119.14 - Step 4: Simplify right side
858,089.64x = 563,803,097,687.05 - Step 5: Solve for x
x = 563,803,097,687.05/858,089.64 - Step 6: Final answer
x = 657,044.52
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1.5x scale
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.