Finding the Fourth Proportional to 452,900.06, 679,352.98 and 133,050.63
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Solution
The fourth proportional to 452,900.06, 679,352.98 and 133,050.63 is: 199,576.79
Step by Step Solution
- Step 1: Write the proportion equation
452,900.06 : 679,352.98 = 133,050.63 : x - Step 2: Convert to fraction form
452,900.06/679,352.98 = 133,050.63/x - Step 3: Cross multiply
452,900.06x = 679,352.98 × 133,050.63 - Step 4: Simplify right side
452,900.06x = 90,388,341,981.38 - Step 5: Solve for x
x = 90,388,341,981.38/452,900.06 - Step 6: Final answer
x = 199,576.79
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.