Finding the Fourth Proportional to 462,214.76, 637,885.94 and 258,266.21
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Solution
The fourth proportional to 462,214.76, 637,885.94 and 258,266.21 is: 356,423.89
Step by Step Solution
- Step 1: Write the proportion equation
462,214.76 : 637,885.94 = 258,266.21 : x - Step 2: Convert to fraction form
462,214.76/637,885.94 = 258,266.21/x - Step 3: Cross multiply
462,214.76x = 637,885.94 × 258,266.21 - Step 4: Simplify right side
462,214.76x = 164,744,379,655.33 - Step 5: Solve for x
x = 164,744,379,655.33/462,214.76 - Step 6: Final answer
x = 356,423.89
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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.