Finding the Fourth Proportional to 430,553.14, 645,832.95 and 150,070.66
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Solution
The fourth proportional to 430,553.14, 645,832.95 and 150,070.66 is: 225,107.12
Step by Step Solution
- Step 1: Write the proportion equation
430,553.14 : 645,832.95 = 150,070.66 : x - Step 2: Convert to fraction form
430,553.14/645,832.95 = 150,070.66/x - Step 3: Cross multiply
430,553.14x = 645,832.95 × 150,070.66 - Step 4: Simplify right side
430,553.14x = 96,920,577,056.25 - Step 5: Solve for x
x = 96,920,577,056.25/430,553.14 - Step 6: Final answer
x = 225,107.12
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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.