Finding the Fourth Proportional to 684,416.08, 944,525.10 and 382,610.08
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Solution
The fourth proportional to 684,416.08, 944,525.10 and 382,610.08 is: 528,019.19
Step by Step Solution
- Step 1: Write the proportion equation
684,416.08 : 944,525.10 = 382,610.08 : x - Step 2: Convert to fraction form
684,416.08/944,525.10 = 382,610.08/x - Step 3: Cross multiply
684,416.08x = 944,525.10 × 382,610.08 - Step 4: Simplify right side
684,416.08x = 361,384,824,073.01 - Step 5: Solve for x
x = 361,384,824,073.01/684,416.08 - Step 6: Final answer
x = 528,019.19
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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.