Finding the Fourth Proportional to 643,970.95, 965,925.25 and 244,580.55
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Solution
The fourth proportional to 643,970.95, 965,925.25 and 244,580.55 is: 366,858.99
Step by Step Solution
- Step 1: Write the proportion equation
643,970.95 : 965,925.25 = 244,580.55 : x - Step 2: Convert to fraction form
643,970.95/965,925.25 = 244,580.55/x - Step 3: Cross multiply
643,970.95x = 965,925.25 × 244,580.55 - Step 4: Simplify right side
643,970.95x = 236,246,528,292.44 - Step 5: Solve for x
x = 236,246,528,292.44/643,970.95 - Step 6: Final answer
x = 366,858.99
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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.