Finding the Fourth Proportional to 943,970.75, 1,415,008.08 and 303,804.05
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Solution
The fourth proportional to 943,970.75, 1,415,008.08 and 303,804.05 is: 455,400.95
Step by Step Solution
- Step 1: Write the proportion equation
943,970.75 : 1,415,008.08 = 303,804.05 : x - Step 2: Convert to fraction form
943,970.75/1,415,008.08 = 303,804.05/x - Step 3: Cross multiply
943,970.75x = 1,415,008.08 × 303,804.05 - Step 4: Simplify right side
943,970.75x = 429,885,178,411.68 - Step 5: Solve for x
x = 429,885,178,411.68/943,970.75 - Step 6: Final answer
x = 455,400.95
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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.