Finding the Fourth Proportional to 696,352.68, 960,894.36 and 409,855.68
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Solution
The fourth proportional to 696,352.68, 960,894.36 and 409,855.68 is: 565,558.26
Step by Step Solution
- Step 1: Write the proportion equation
696,352.68 : 960,894.36 = 409,855.68 : x - Step 2: Convert to fraction form
696,352.68/960,894.36 = 409,855.68/x - Step 3: Cross multiply
696,352.68x = 960,894.36 × 409,855.68 - Step 4: Simplify right side
696,352.68x = 393,828,011,325.97 - Step 5: Solve for x
x = 393,828,011,325.97/696,352.68 - Step 6: Final answer
x = 565,558.26
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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.