Finding the Fourth Proportional to 703,971.36, 971,225.64 and 462,385.08
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Solution
The fourth proportional to 703,971.36, 971,225.64 and 462,385.08 is: 637,924.03
Step by Step Solution
- Step 1: Write the proportion equation
703,971.36 : 971,225.64 = 462,385.08 : x - Step 2: Convert to fraction form
703,971.36/971,225.64 = 462,385.08/x - Step 3: Cross multiply
703,971.36x = 971,225.64 × 462,385.08 - Step 4: Simplify right side
703,971.36x = 449,080,245,249.45 - Step 5: Solve for x
x = 449,080,245,249.45/703,971.36 - Step 6: Final answer
x = 637,924.03
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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.