Finding the Fourth Proportional to 844,633.51, 1,165,593.21 and 457,448.70
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Solution
The fourth proportional to 844,633.51, 1,165,593.21 and 457,448.70 is: 631,278.65
Step by Step Solution
- Step 1: Write the proportion equation
844,633.51 : 1,165,593.21 = 457,448.70 : x - Step 2: Convert to fraction form
844,633.51/1,165,593.21 = 457,448.70/x - Step 3: Cross multiply
844,633.51x = 1,165,593.21 × 457,448.70 - Step 4: Simplify right side
844,633.51x = 533,199,101,298.87 - Step 5: Solve for x
x = 533,199,101,298.87/844,633.51 - Step 6: Final answer
x = 631,278.65
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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.