Finding the Fourth Proportional to 513,396.58, 770,035.98 and 134,354.02
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Solution
The fourth proportional to 513,396.58, 770,035.98 and 134,354.02 is: 201,515.62
Step by Step Solution
- Step 1: Write the proportion equation
513,396.58 : 770,035.98 = 134,354.02 : x - Step 2: Convert to fraction form
513,396.58/770,035.98 = 134,354.02/x - Step 3: Cross multiply
513,396.58x = 770,035.98 × 134,354.02 - Step 4: Simplify right side
513,396.58x = 103,457,429,457.64 - Step 5: Solve for x
x = 103,457,429,457.64/513,396.58 - Step 6: Final answer
x = 201,515.62
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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.