Finding the Fourth Proportional to 462,294.48, 637,970.76 and 258,361.68
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Solution
The fourth proportional to 462,294.48, 637,970.76 and 258,361.68 is: 356,541.56
Step by Step Solution
- Step 1: Write the proportion equation
462,294.48 : 637,970.76 = 258,361.68 : x - Step 2: Convert to fraction form
462,294.48/637,970.76 = 258,361.68/x - Step 3: Cross multiply
462,294.48x = 637,970.76 × 258,361.68 - Step 4: Simplify right side
462,294.48x = 164,827,197,344.48 - Step 5: Solve for x
x = 164,827,197,344.48/462,294.48 - Step 6: Final answer
x = 356,541.56
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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.