Finding the Fourth Proportional to 697,868.02, 963,148.40 and 425,971.99
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Solution
The fourth proportional to 697,868.02, 963,148.40 and 425,971.99 is: 587,896.61
Step by Step Solution
- Step 1: Write the proportion equation
697,868.02 : 963,148.40 = 425,971.99 : x - Step 2: Convert to fraction form
697,868.02/963,148.40 = 425,971.99/x - Step 3: Cross multiply
697,868.02x = 963,148.40 × 425,971.99 - Step 4: Simplify right side
697,868.02x = 410,274,240,613.32 - Step 5: Solve for x
x = 410,274,240,613.32/697,868.02 - Step 6: Final answer
x = 587,896.61
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.