Finding the Fourth Proportional to 531,068.65, 732,865.41 and 289,352.95
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Solution
The fourth proportional to 531,068.65, 732,865.41 and 289,352.95 is: 399,301.99
Step by Step Solution
- Step 1: Write the proportion equation
531,068.65 : 732,865.41 = 289,352.95 : x - Step 2: Convert to fraction form
531,068.65/732,865.41 = 289,352.95/x - Step 3: Cross multiply
531,068.65x = 732,865.41 × 289,352.95 - Step 4: Simplify right side
531,068.65x = 212,056,766,504.30 - Step 5: Solve for x
x = 212,056,766,504.30/531,068.65 - Step 6: Final answer
x = 399,301.99
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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.