Finding the Fourth Proportional to 531,124.97, 732,942.98 and 289,409.63
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Solution
The fourth proportional to 531,124.97, 732,942.98 and 289,409.63 is: 399,380.12
Step by Step Solution
- Step 1: Write the proportion equation
531,124.97 : 732,942.98 = 289,409.63 : x - Step 2: Convert to fraction form
531,124.97/732,942.98 = 289,409.63/x - Step 3: Cross multiply
531,124.97x = 732,942.98 × 289,409.63 - Step 4: Simplify right side
531,124.97x = 212,120,756,652.90 - Step 5: Solve for x
x = 212,120,756,652.90/531,124.97 - Step 6: Final answer
x = 399,380.12
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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.