Finding the Fourth Proportional to 783,472.58, 1,175,209.25 and 517,170.84
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Solution
The fourth proportional to 783,472.58, 1,175,209.25 and 517,170.84 is: 775,756.51
Step by Step Solution
- Step 1: Write the proportion equation
783,472.58 : 1,175,209.25 = 517,170.84 : x - Step 2: Convert to fraction form
783,472.58/1,175,209.25 = 517,170.84/x - Step 3: Cross multiply
783,472.58x = 1,175,209.25 × 517,170.84 - Step 4: Simplify right side
783,472.58x = 607,783,952,412.42 - Step 5: Solve for x
x = 607,783,952,412.42/783,472.58 - Step 6: Final answer
x = 775,756.51
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.