Finding the Fourth Proportional to 507,658.13, 700,568.21 and 281,303.63
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Solution
The fourth proportional to 507,658.13, 700,568.21 and 281,303.63 is: 388,199.00
Step by Step Solution
- Step 1: Write the proportion equation
507,658.13 : 700,568.21 = 281,303.63 : x - Step 2: Convert to fraction form
507,658.13/700,568.21 = 281,303.63/x - Step 3: Cross multiply
507,658.13x = 700,568.21 × 281,303.63 - Step 4: Simplify right side
507,658.13x = 197,072,377,736.02 - Step 5: Solve for x
x = 197,072,377,736.02/507,658.13 - Step 6: Final answer
x = 388,199.00
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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.