Finding the Fourth Proportional to 406,507.04, 561,043.68 and 232,077.68
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Solution
The fourth proportional to 406,507.04, 561,043.68 and 232,077.68 is: 320,303.72
Step by Step Solution
- Step 1: Write the proportion equation
406,507.04 : 561,043.68 = 232,077.68 : x - Step 2: Convert to fraction form
406,507.04/561,043.68 = 232,077.68/x - Step 3: Cross multiply
406,507.04x = 561,043.68 × 232,077.68 - Step 4: Simplify right side
406,507.04x = 130,205,715,633.06 - Step 5: Solve for x
x = 130,205,715,633.06/406,507.04 - Step 6: Final answer
x = 320,303.72
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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.