Finding the Fourth Proportional to 907,758.24, 1,362,478.95 and 458,795.09
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Solution
The fourth proportional to 907,758.24, 1,362,478.95 and 458,795.09 is: 688,617.98
Step by Step Solution
- Step 1: Write the proportion equation
907,758.24 : 1,362,478.95 = 458,795.09 : x - Step 2: Convert to fraction form
907,758.24/1,362,478.95 = 458,795.09/x - Step 3: Cross multiply
907,758.24x = 1,362,478.95 × 458,795.09 - Step 4: Simplify right side
907,758.24x = 625,098,645,675.96 - Step 5: Solve for x
x = 625,098,645,675.96/907,758.24 - Step 6: Final answer
x = 688,617.98
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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.