Finding the Fourth Proportional to 464,725.12, 697,146.06 and 149,097.28
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Solution
The fourth proportional to 464,725.12, 697,146.06 and 149,097.28 is: 223,664.65
Step by Step Solution
- Step 1: Write the proportion equation
464,725.12 : 697,146.06 = 149,097.28 : x - Step 2: Convert to fraction form
464,725.12/697,146.06 = 149,097.28/x - Step 3: Cross multiply
464,725.12x = 697,146.06 × 149,097.28 - Step 4: Simplify right side
464,725.12x = 103,942,581,308.72 - Step 5: Solve for x
x = 103,942,581,308.72/464,725.12 - Step 6: Final answer
x = 223,664.65
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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.