Finding the Fourth Proportional to 785,949.24, 1,084,613.58 and 446,436.12
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Solution
The fourth proportional to 785,949.24, 1,084,613.58 and 446,436.12 is: 616,083.91
Step by Step Solution
- Step 1: Write the proportion equation
785,949.24 : 1,084,613.58 = 446,436.12 : x - Step 2: Convert to fraction form
785,949.24/1,084,613.58 = 446,436.12/x - Step 3: Cross multiply
785,949.24x = 1,084,613.58 × 446,436.12 - Step 4: Simplify right side
785,949.24x = 484,210,678,354.51 - Step 5: Solve for x
x = 484,210,678,354.51/785,949.24 - Step 6: Final answer
x = 616,083.91
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1.5x scale
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.