Finding the Fourth Proportional to 372,379.34, 558,125.12 and 259,448.06
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Solution
The fourth proportional to 372,379.34, 558,125.12 and 259,448.06 is: 388,862.82
Step by Step Solution
- Step 1: Write the proportion equation
372,379.34 : 558,125.12 = 259,448.06 : x - Step 2: Convert to fraction form
372,379.34/558,125.12 = 259,448.06/x - Step 3: Cross multiply
372,379.34x = 558,125.12 × 259,448.06 - Step 4: Simplify right side
372,379.34x = 144,804,477,479.26 - Step 5: Solve for x
x = 144,804,477,479.26/372,379.34 - Step 6: Final answer
x = 388,862.82
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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.