Finding the Fourth Proportional to 434,027.04, 651,461.40 and 209,545.80
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Solution
The fourth proportional to 434,027.04, 651,461.40 and 209,545.80 is: 314,521.88
Step by Step Solution
- Step 1: Write the proportion equation
434,027.04 : 651,461.40 = 209,545.80 : x - Step 2: Convert to fraction form
434,027.04/651,461.40 = 209,545.80/x - Step 3: Cross multiply
434,027.04x = 651,461.40 × 209,545.80 - Step 4: Simplify right side
434,027.04x = 136,511,000,232.12 - Step 5: Solve for x
x = 136,511,000,232.12/434,027.04 - Step 6: Final answer
x = 314,521.88
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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.