Finding the Fourth Proportional to 639,557.12, 958,829.58 and 240,153.41
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Solution
The fourth proportional to 639,557.12, 958,829.58 and 240,153.41 is: 360,040.07
Step by Step Solution
- Step 1: Write the proportion equation
639,557.12 : 958,829.58 = 240,153.41 : x - Step 2: Convert to fraction form
639,557.12/958,829.58 = 240,153.41/x - Step 3: Cross multiply
639,557.12x = 958,829.58 × 240,153.41 - Step 4: Simplify right side
639,557.12x = 230,266,188,451.72 - Step 5: Solve for x
x = 230,266,188,451.72/639,557.12 - Step 6: Final answer
x = 360,040.07
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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.