Finding the Fourth Proportional to 858,875.94, 1,286,910.99 and 522,019.62
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Solution
The fourth proportional to 858,875.94, 1,286,910.99 and 522,019.62 is: 782,176.74
Step by Step Solution
- Step 1: Write the proportion equation
858,875.94 : 1,286,910.99 = 522,019.62 : x - Step 2: Convert to fraction form
858,875.94/1,286,910.99 = 522,019.62/x - Step 3: Cross multiply
858,875.94x = 1,286,910.99 × 522,019.62 - Step 4: Simplify right side
858,875.94x = 671,792,785,973.62 - Step 5: Solve for x
x = 671,792,785,973.62/858,875.94 - Step 6: Final answer
x = 782,176.74
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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.