Finding the Fourth Proportional to 340,774.26, 470,348.62 and 211,810.14
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Solution
The fourth proportional to 340,774.26, 470,348.62 and 211,810.14 is: 292,347.81
Step by Step Solution
- Step 1: Write the proportion equation
340,774.26 : 470,348.62 = 211,810.14 : x - Step 2: Convert to fraction form
340,774.26/470,348.62 = 211,810.14/x - Step 3: Cross multiply
340,774.26x = 470,348.62 × 211,810.14 - Step 4: Simplify right side
340,774.26x = 99,624,607,051.01 - Step 5: Solve for x
x = 99,624,607,051.01/340,774.26 - Step 6: Final answer
x = 292,347.81
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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.