Finding the Fourth Proportional to 493,876.36, 740,306.04 and 194,235.46
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Solution
The fourth proportional to 493,876.36, 740,306.04 and 194,235.46 is: 291,153.20
Step by Step Solution
- Step 1: Write the proportion equation
493,876.36 : 740,306.04 = 194,235.46 : x - Step 2: Convert to fraction form
493,876.36/740,306.04 = 194,235.46/x - Step 3: Cross multiply
493,876.36x = 740,306.04 × 194,235.46 - Step 4: Simplify right side
493,876.36x = 143,793,684,220.18 - Step 5: Solve for x
x = 143,793,684,220.18/493,876.36 - Step 6: Final answer
x = 291,153.20
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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.