Finding the Fourth Proportional to 658,507.06, 908,739.84 and 356,701.06
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Solution
The fourth proportional to 658,507.06, 908,739.84 and 356,701.06 is: 492,247.52
Step by Step Solution
- Step 1: Write the proportion equation
658,507.06 : 908,739.84 = 356,701.06 : x - Step 2: Convert to fraction form
658,507.06/908,739.84 = 356,701.06/x - Step 3: Cross multiply
658,507.06x = 908,739.84 × 356,701.06 - Step 4: Simplify right side
658,507.06x = 324,148,464,192.23 - Step 5: Solve for x
x = 324,148,464,192.23/658,507.06 - Step 6: Final answer
x = 492,247.52
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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.