Finding the Fourth Proportional to 695,365.80, 974,911.80 and 695,365.80
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Solution
The fourth proportional to 695,365.80, 974,911.80 and 695,365.80 is: 974,911.80
Step by Step Solution
- Step 1: Write the proportion equation
695,365.80 : 974,911.80 = 695,365.80 : x - Step 2: Convert to fraction form
695,365.80/974,911.80 = 695,365.80/x - Step 3: Cross multiply
695,365.80x = 974,911.80 × 695,365.80 - Step 4: Simplify right side
695,365.80x = 677,920,323,736.44 - Step 5: Solve for x
x = 677,920,323,736.44/695,365.80 - Step 6: Final answer
x = 974,911.80
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.