Finding the Fourth Proportional to 531,054.24, 732,850.80 and 289,336.08
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Solution
The fourth proportional to 531,054.24, 732,850.80 and 289,336.08 is: 399,281.58
Step by Step Solution
- Step 1: Write the proportion equation
531,054.24 : 732,850.80 = 289,336.08 : x - Step 2: Convert to fraction form
531,054.24/732,850.80 = 289,336.08/x - Step 3: Cross multiply
531,054.24x = 732,850.80 × 289,336.08 - Step 4: Simplify right side
531,054.24x = 212,040,177,696.86 - Step 5: Solve for x
x = 212,040,177,696.86/531,054.24 - Step 6: Final answer
x = 399,281.58
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.