Finding the Fourth Proportional to 447,509.66, 671,263.67 and 132,188.00
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Solution
The fourth proportional to 447,509.66, 671,263.67 and 132,188.00 is: 198,281.75
Step by Step Solution
- Step 1: Write the proportion equation
447,509.66 : 671,263.67 = 132,188.00 : x - Step 2: Convert to fraction form
447,509.66/671,263.67 = 132,188.00/x - Step 3: Cross multiply
447,509.66x = 671,263.67 × 132,188.00 - Step 4: Simplify right side
447,509.66x = 88,732,998,984.11 - Step 5: Solve for x
x = 88,732,998,984.11/447,509.66 - Step 6: Final answer
x = 198,281.75
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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.