Finding the Fourth Proportional to 403,924.32, 605,998.80 and 176,239.80
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Solution
The fourth proportional to 403,924.32, 605,998.80 and 176,239.80 is: 264,408.71
Step by Step Solution
- Step 1: Write the proportion equation
403,924.32 : 605,998.80 = 176,239.80 : x - Step 2: Convert to fraction form
403,924.32/605,998.80 = 176,239.80/x - Step 3: Cross multiply
403,924.32x = 605,998.80 × 176,239.80 - Step 4: Simplify right side
403,924.32x = 106,801,107,312.24 - Step 5: Solve for x
x = 106,801,107,312.24/403,924.32 - Step 6: Final answer
x = 264,408.71
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.