Finding the Fourth Proportional to 697,756.42, 963,053.94 and 425,766.07
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Solution
The fourth proportional to 697,756.42, 963,053.94 and 425,766.07 is: 587,648.75
Step by Step Solution
- Step 1: Write the proportion equation
697,756.42 : 963,053.94 = 425,766.07 : x - Step 2: Convert to fraction form
697,756.42/963,053.94 = 425,766.07/x - Step 3: Cross multiply
697,756.42x = 963,053.94 × 425,766.07 - Step 4: Simplify right side
697,756.42x = 410,035,691,231.82 - Step 5: Solve for x
x = 410,035,691,231.82/697,756.42 - Step 6: Final answer
x = 587,648.75
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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.