Finding the Fourth Proportional to 458,028.24, 631,949.76 and 296,890.08
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Solution
The fourth proportional to 458,028.24, 631,949.76 and 296,890.08 is: 409,624.56
Step by Step Solution
- Step 1: Write the proportion equation
458,028.24 : 631,949.76 = 296,890.08 : x - Step 2: Convert to fraction form
458,028.24/631,949.76 = 296,890.08/x - Step 3: Cross multiply
458,028.24x = 631,949.76 × 296,890.08 - Step 4: Simplify right side
458,028.24x = 187,619,614,802.38 - Step 5: Solve for x
x = 187,619,614,802.38/458,028.24 - Step 6: Final answer
x = 409,624.56
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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.