Finding the Fourth Proportional to 613,209.98, 846,269.44 and 341,276.99
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Solution
The fourth proportional to 613,209.98, 846,269.44 and 341,276.99 is: 470,984.31
Step by Step Solution
- Step 1: Write the proportion equation
613,209.98 : 846,269.44 = 341,276.99 : x - Step 2: Convert to fraction form
613,209.98/846,269.44 = 341,276.99/x - Step 3: Cross multiply
613,209.98x = 846,269.44 × 341,276.99 - Step 4: Simplify right side
613,209.98x = 288,812,282,127.65 - Step 5: Solve for x
x = 288,812,282,127.65/613,209.98 - Step 6: Final answer
x = 470,984.31
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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.