Finding the Fourth Proportional to 399,827.36, 599,741.36 and 104,339.36
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Solution
The fourth proportional to 399,827.36, 599,741.36 and 104,339.36 is: 156,509.12
Step by Step Solution
- Step 1: Write the proportion equation
399,827.36 : 599,741.36 = 104,339.36 : x - Step 2: Convert to fraction form
399,827.36/599,741.36 = 104,339.36/x - Step 3: Cross multiply
399,827.36x = 599,741.36 × 104,339.36 - Step 4: Simplify right side
399,827.36x = 62,576,629,667.93 - Step 5: Solve for x
x = 62,576,629,667.93/399,827.36 - Step 6: Final answer
x = 156,509.12
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.