Finding the Fourth Proportional to 555,028.40, 832,931.40 and 239,711.60
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Solution
The fourth proportional to 555,028.40, 832,931.40 and 239,711.60 is: 359,735.32
Step by Step Solution
- Step 1: Write the proportion equation
555,028.40 : 832,931.40 = 239,711.60 : x - Step 2: Convert to fraction form
555,028.40/832,931.40 = 239,711.60/x - Step 3: Cross multiply
555,028.40x = 832,931.40 × 239,711.60 - Step 4: Simplify right side
555,028.40x = 199,663,318,584.24 - Step 5: Solve for x
x = 199,663,318,584.24/555,028.40 - Step 6: Final answer
x = 359,735.32
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.