Finding the Fourth Proportional to 430,709.94, 594,373.77 and 239,723.40
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Solution
The fourth proportional to 430,709.94, 594,373.77 and 239,723.40 is: 330,814.98
Step by Step Solution
- Step 1: Write the proportion equation
430,709.94 : 594,373.77 = 239,723.40 : x - Step 2: Convert to fraction form
430,709.94/594,373.77 = 239,723.40/x - Step 3: Cross multiply
430,709.94x = 594,373.77 × 239,723.40 - Step 4: Simplify right side
430,709.94x = 142,485,301,015.22 - Step 5: Solve for x
x = 142,485,301,015.22/430,709.94 - Step 6: Final answer
x = 330,814.98
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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.