Finding the Fourth Proportional to 461,811.04, 637,310.05 and 257,855.06
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Solution
The fourth proportional to 461,811.04, 637,310.05 and 257,855.06 is: 355,846.03
Step by Step Solution
- Step 1: Write the proportion equation
461,811.04 : 637,310.05 = 257,855.06 : x - Step 2: Convert to fraction form
461,811.04/637,310.05 = 257,855.06/x - Step 3: Cross multiply
461,811.04x = 637,310.05 × 257,855.06 - Step 4: Simplify right side
461,811.04x = 164,333,622,129.99 - Step 5: Solve for x
x = 164,333,622,129.99/461,811.04 - Step 6: Final answer
x = 355,846.03
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.